High Jewellery

Midsomer Jewellery’s High Jewellery collection represents the pinnacle of craftsmanship and rarity. Each piece is a masterpiece, meticulously handcrafted using the most exceptional gemstones and precious metals – designed to celebrate life’s most significant moments. From one-of-a-kind statement necklaces to heirloom-worthy rings, our High Jewellery is an expression of enduring beauty and prestige.

Showing 1–24 of 28 resultsSorted by latest

“Butterfly Wing” 4.10ct Australian Solid Black Opal Ring in 9ct Gold Blue Green Multi Claw
AUD $5,900
Magnificent custom handmade ring crafted in 9ct gold, designed to showcase this natural Australian solid black opal at its finest. The opal displays an incredibly vivid play of colour, with flashes of electric blue, violet, and luminous green that are ever-changing from different angles—like butterfly wings shimmering in motion, or as though nature itself were an artist, delicately painting the stone with fine brushstrokes of light and colour.

This captivating opal is securely held in an antique-inspired ten-claw setting, allowing the gemstone to remain the clear focal point. Balancing the elongated opal, the flowing oval design extends seamlessly into a graceful split shank that perfectly complements the overall silhouette. Refined yet sturdy, the ring features a low-profile setting for exceptional comfort and everyday wearability.

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Natural 2.90ct Ceylon Sapphire Pendant in 18ct Gold Light Cornflower Blue Pear Shaped Bezel Set
AUD $9,900
Showcasing the finest qualities of sapphire, this 2.9 carat natural Ceylon sapphire displays a captivating bright, vivid light cornflower blue hue with exceptional clarity and beautifully clean quality. Expertly faceted to maximise its brilliance, the sapphire shimmers effortlessly with every movement and from every angle.

Bezel set in solid 18ct gold, the elegant setting tapers perfectly to the sapphire’s refined pear shape, creating a simple yet sophisticated design that truly celebrates the beauty and quality of this exceptional gemstone.

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4.13ct Natural Diamond Tennis Bracelet in 18ct White Gold Three Row 15.5cm 6.1″
AUD $12,500
A breathtaking three-row diamond tennis bracelet, exquisitely crafted in 18ct white gold. Featuring 261 meticulously set diamonds with a total weight of 4.13 carats, showcasing bright F–G colour and clean VS2–SI1 clarity.

The three articulated rows create a fluid, graceful movement, wrapping the wrist in continuous brilliance. Measuring 5mm wide and 15.5cm (6.1″”) in length, it is finished with a secure box clasp and safety closure.

Refined, radiant, and undeniably luxurious.

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“Blue Fern Frost” Lightning Ridge Australian Solid Black Opal and Diamond pendant in 14ct Yellow Gold
AUD $5,900
This elegant pendant features a solid Lightning Ridge black opal, expertly set in 14ct yellow gold. Renowned for its exceptional quality, the opal reveals mesmerising ice-crystallisation patterning with an intense play of blue and green tones, highlighted by delicate flashes of yellow.

The clean, contemporary setting enhances the opal’s natural brilliance and depth of colour, allowing its beauty to shine without distraction. A brilliant-cut diamond set into the bail adds a subtle touch of sparkle, completing this sophisticated design that honours the enduring allure of fine Australian opal.

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Lightning Ridge Australian 1.95ct Solid Black Opal & Diamond Floral Halo Pendant in 18ct Yellow Gold
AUD $16,500
This luxurious 18ct yellow gold pendant showcases a striking 1.95ct solid black Australian opal from Lightning Ridge, renowned for its exceptional depth and intensity of colour. The opal mesmerises with an enchanting play of colour, revealing vibrant blue-green flashes accented by warm orange undertones that shimmer beautifully across the gemstone’s surface.

Surrounding the opal, sixteen brilliant-cut diamonds are elegantly arranged in a scalloped design, adding exceptional sparkle and elevating the pendant into a truly refined statement piece.

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1.7ct Australian Teal Green Sapphire & Diamond Floral Halo Pendant in 14ct Yellow Gold
AUD $6,900
This elegant pendant showcases a 1.7ct Australian green sapphire, distinguished by its captivating teal-green hue. Ten brilliant-cut diamonds encircle the precious sapphire with a total weight of 0.25ct, all meticulously set in 14ct yellow gold to enhance the gemstone’s natural vibrancy. The oval faceted sapphire is showcased in a delicate floral halo, elevating its brilliance and drawing the eye to the centre stone as the focal point of the design.

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Natural Untreated Yellow Diamond Doughnut Wide Band Ring in 18ct White Gold Cluster Flush Set
AUD $5,500
This striking 18ct white gold ring features five natural, untreated intense fancy yellow diamonds, their vivid colour beautifully contrasted by seven bright white diamonds. Arranged in two fluid rows and flush set into the polished surface, the diamonds create a seamless, contemporary shimmer that feels both bold and refined.

Crafted with a 10 mm wide chunky band in a smooth, curved shape, the ring has a strong modern presence while offering exceptional comfort on the hand. The radiant yellow diamonds against the cool gleam of white gold create an eye-catching interplay of colour, with each diamond’s brilliance and fire catching the light from every angle.

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Natural Untreated Pink Diamond Doughnut Dome Ring in 18ct White Gold Cluster Flush Set
AUD $9,900
This exquisite 18ct white gold ring showcases a captivating trio of natural, untreated baby fancy pink diamonds set in a perfect row at the centre — delicate in hue yet striking in their rarity. Surrounding them are thirty brilliant white diamonds, all flush set into the band for a clean, seamless shimmer that catches the light from every angle.

Crafted with a doughnut-style domed band, the ring has a smooth, polished presence that feels both modern and sleek. Its minimalist form allows the soft blush tones of the pink diamonds to stand out beautifully against the cool white gold, creating a harmonious balance of elegance and contemporary design.

A refined statement piece that blends subtle luxury with sophisticated craftsmanship.

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Antique Victorian Cornflower Blue Sapphire & Old Cut Diamond Curb Link Bracelet in 15ct Rose Gold
AUD $5,500
This spectacular antique late-Victorian curb-link bracelet showcases six vivid cornflower-blue natural sapphires in bezel settings, interspersed with six sparkling old-cut diamonds in classic claw mounts. Crafted in warm 15ct rose gold, the metal’s soft rosy hue beautifully complements the cool blue sapphires and bright diamonds, enhancing their brilliance. The bracelet is finished with a secure box clasp and safety chain, ensuring it rests safely and gracefully on the wrist.

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Vintage Lapponia “ZORO” 14ct Yellow Gold Australian Opal Modernist Brooch by Björn Weckström Finland
AUD $5,900
A brooch sculpted from the highest quality solid 14ct Yellow gold. Featuring a fine textured finish that subdues reflections, enforcing the organic ambience that the artist intended. A human head appears from the edge of the sculpture placing the human form in a mysterious and magical world, reminding us of our place in an organic and perfectly imperfect environment. The piece is centred with a rectangular Australian Opal Triplet gemstone, alive with vivid flickers of blue, green, and yellow flame that shimmer in the light. The opal is the most unique and unparalleled gemstone, perfectly portraying nature and our world.

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“Jewellery, to me, is a piece of sculpture.” — Björn Weckström

Lapponia is Finland’s most internationally recognised jewellery brand of the 1960s, designed by jewellery artist, sculptor, and painter Björn Weckström, born in Helsinki in 1935. A leading Modernist, Weckström draws inspiration from sculptural, organic forms, making every piece a work of art.

Today, many Lapponia pieces that once lay tucked away in boxes are finding new owners and new lives — continuing their stories into the future.

Explore our Lapponia collection, showcasing vintage Scandinavian and Nordic Mid-Century Modernist jewellery.

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Vintage Lapponia “TIMANTTIKEIDAS” 18ct Gold Australian Solid Opal Diamond Necklace by Björn Weckström Finland
AUD $25,000
From Lapponia’s collection, TIMANTTIKEIDAS is crafted from premium solid 18ct yellow gold, featuring a rustic, organically sculpted form with refined textural detailing. The necklace showcases a solid Australian boulder opal pendant, alive with vivid flashes of pink, yellow, green, and blue, and is accented by a 0.4ct brilliant-cut diamond. A truly unique statement piece, it is a masterpiece of exceptional craftsmanship from every angle.

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“Jewellery, to me, is a piece of sculpture.” — Björn Weckström

Lapponia is Finland’s most internationally recognised jewellery brand of the 1960s, designed by jewellery artist, sculptor, and painter Björn Weckström, born in Helsinki in 1935. A leading Modernist, Weckström draws inspiration from sculptural, organic forms, making every piece a work of art.

Today, many Lapponia pieces that once lay tucked away in boxes are finding new owners and new lives — continuing their stories into the future.

Explore our Lapponia collection, showcasing vintage Scandinavian and Nordic Mid-Century Modernist jewellery.

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Vintage Lapponia “ATOLLI” 18ct Gold Australian Solid Boulder Opal Diamond Organic Pendant by Björn Weckström Finland
AUD $9,000
From Lapponia’s collection, ATOLLI is crafted from the highest-quality solid 18ct yellow gold, featuring a smooth sculpted form with subtle hammered details. At its centre sits a solid Australian boulder opal, alive with vivid streams of pink, yellow, green and blue. Bezel-set in a window-like frame, it offers a glimpse into a vibrant natural world of colour.

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“Jewellery, to me, is a piece of sculpture.” — Björn Weckström

Lapponia is Finland’s most internationally recognised jewellery brand of the 1960s, designed by jewellery artist, sculptor, and painter Björn Weckström, born in Helsinki in 1935. A leading Modernist, Weckström draws inspiration from sculptural, organic forms, making every piece a work of art.

Today, many Lapponia pieces that once lay tucked away in boxes are finding new owners and new lives — continuing their stories into the future.

Explore our Lapponia collection, showcasing vintage Scandinavian and Nordic Mid-Century Modernist jewellery.

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2.6ct Australian Dark Blue Sapphire & Diamond Pendant in 14ct Gold Oval Solitaire
AUD $5,800
Crafted in 14ct yellow gold, this stunning pendant features a striking 2.61ct natural Australian sapphire in a deep, royal blue hue, cut in a classic oval shape that maximises its colour and brilliance. The sapphire is elegantly suspended from a diamond-accented bail, adding a subtle sparkle that complements the rich tone of the gemstone.

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Princess Cut 1.72ct Natural Diamond Full Eternity Ring in Platinum 3.3mm Channel Set Band
AUD $7,500
This stunning platinum full eternity ring features 25 princess-cut natural diamonds, expertly channel set for a sleek and modern finish. Each diamond has been meticulously matched for its exceptional fire and brilliance, graded F colour and VS clarity — resulting in a continuous band of pure sparkle and elegance.

The 3.3mm-wide platinum band offers a luxurious weight and smooth comfort, while the channel setting securely holds the diamonds in a flawless line, showcasing their crisp square facets and uninterrupted shimmer. Perfect as a wedding, anniversary, or statement eternity ring, this piece radiates timeless sophistication and enduring beauty.

Valuation Certificate of $10,000 Included from 3rd Party Sydney NCJV Gemmologist (see the last picture).

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Antique Art Deco Australian Olive Green Parti Sapphire Diamond Halo Square Ring in 18ct Gold & Platinum
AUD $6,500
This exquisite antique ring showcases a natural Australian parti sapphire of 1.18ct, cut in a square baguette (carré) shape, displaying a captivating blend of olive green and yellow hues. The sapphire is framed by a sparkling halo of sixteen natural brilliant-cut diamonds (total 0.32ct), held by a stunning hand-pierced filigree gallery underneath, highlighting the fine craftsmanship and intricate detailing characteristic of the Art Deco era.

The original Art Deco setting, crafted in platinum to 18ct warm yellow gold with a subtle rose hue, has been carefully remodelled with new stones to restore its former splendour, showcasing the unique beauty and vibrant colour play of the Australian parti sapphire within the glamour of the Art Deco design. ”

Valuation Certificate of $7,285 Included from 3rd Party Sydney Gemologist.

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Superb Solid Australian Black Opal & Crystal Opal Cluster Pendant in 18ct Gold
AUD $25,000
A bold and beautifully handcrafted statement piece in 18ct gold, showcasing a spectacular freeform Australian solid black opal weighing 13.04 carats. This exceptional centre stone displays vivid play-of-colour in fiery red, orange, yellow, green, and blue tones. Surrounding it is a radiant halo of eighteen round Australian solid crystal opals, each exhibiting intense rainbow hues. A striking and opulent design that exemplifies the finest in Australian opal quality and craftsmanship.

Valuation Certificate of $30,265 Included from 3rd Party Sydney Gemmologist (see the last picture).

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Vintage Art Deco Australian Solid Opal & Baguette Cut Diamond Ring in 18ct Yellow Gold
AUD $6,500
A striking vintage 18ct gold ring, circa mid to late 20th century, fusing the geometric charm of the Art Deco era and the bold, statement-making style of the Retro period. This one-of-a-kind ring features an Australian solid semi-black opal radiating vibrant flashes of red, orange, yellow, green, and blue, flanked by six stunning baguette-cut diamonds. An expertly crafted, solid piece that perfectly accentuates the opal’s vibrant colours and the diamonds’ brilliance.

Valuation Certificate of $9,528 Included from 3rd Party Sydney Gemologist (see the last picture).

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Modern Blue Sapphire & Yellow Champaign Diamond Halo Ring in 18ct Gold
AUD $11,900
This striking 18ct gold ring showcases a captivating sapphire, distinguished by its natural blue and light blue color zoning. Encircling the sapphire is a halo of fourteen expertly set natural diamonds, exhibiting a stunning range of hues including orange, yellow, greenish, and champagne. A masterful blend of color and craftsmanship, this heirloom piece exudes exceptional elegance and modern sophistication.

Valuation Certificate of $12,505 Included from 3rd Party Sydney Gemologist.

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Ceylon Royal Blue Sapphire & Diamond Flower Cluster Ring in Platinum
AUD $7,190
An incredibly pretty sapphire diamond cluster ring crafted in luxurious platinum throughout. The central sapphire, originating from Ceylon where the finest sapphires are mined, displays the most beautiful deep royal blue colour that is complemented by extremely sparkling brilliant cut diamonds, in flower halo style.

A perfect engagement ring or perhaps a wonderful September birthstone present for someone special?

Valuation Certificate of $8,681 Included from 3rd Party Sydney Gemologist (see the last picture).

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Emerald Cut 5.6ct Colombian Emerald & Diamond Halo Ring in Platinum
AUD $18,600
A stunning antique-style emerald and diamond ring, expertly crafted in platinum. The piece is centred with a striking 5.6ct emerald-cut natural Colombian emerald, rub over set within a floral halo of twenty-four round brilliant cut natural diamonds, all bordered with delicate millegrain detailing.

Valuation Certificate of $33,850 Included from 3rd Party Sydney Gemologist (see the last picture).

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Fire Red Ruby & Diamond Oval Halo Cluster Ring in Platinum
AUD $6,500
A breathtaking antique-style ruby and diamond ring, meticulously crafted in platinum. At its centre, an exquisite 4.71ct oval faceted natural ruby radiates vibrant fire-red colour, claw set within a dazzling floral halo of eighteen round brilliant-cut diamonds, and adorned with intricate millegrain detailing for an added touch of elegance.

Valuation Certificate of $14,564 Included from 3rd Party Sydney Gemologist (see the last picture).

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Natural 4.5ct Red Ruby & Diamond Three Stone Trilogy Ring in 14ct Rose Gold
AUD $8,220
This exquisite 14ct rose gold trilogy ring is a true showstopper. At its centre, a magnificent 4.54ct oval faceted natural ruby, with its deep, rich red hue, takes centre stage and exudes vibrant allure. Flanking the ruby are two dazzling round brilliant-cut natural diamonds, each offering exceptional brilliance and sparkle, perfectly complementing the striking ruby. The simple design of the setting displays the three stones perfectly, allowing their natural beauty to shine.

Valuation Certificate of $11,780 Included from 3rd Party Sydney Gemologist. The certificate is from 2023, the ring is estimated to be valued more as of 2025.

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Art Deco Style Orange Red Ruby Diamond Oval Halo Ring in 18ct Yellow & White Gold
AUD $4,290
This strikingly beautiful and bold cocktail ring showcases a stunning 2.35ct oval faceted natural ruby, with an extraordinary orangy-red to blood orange hue, bezel set at its centre. Surrounding the ruby is a halo of thirty brilliantly sparkling round brilliant-cut natural diamonds, creating an exquisite contrast of fire and colour. The ring is inspired by classic Art Deco design and crafted in a sophisticated combination of 18ct white and yellow gold. Designed with a low-profile setting, this piece offers both elegance and wearability, making it an effortlessly chic statement piece for any occasion.

Note: the ruby has been treated.

Valuation Certificate of $10,181 Included from 3rd Party Sydney Gemologist (see the last picture). The certificate is from 2021, the ring is estimated to be valued over $11,500 as of 2025.

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Australian Solid Blue Green Boulder Opal & Diamond Oval Halo Ring in 18ct Gold
AUD $10,560
This one-of-a-kind opal and diamond ring is set in a halo cluster design, expertly crafted in 18ct yellow gold. At its centre, a striking oval Australian boulder opal displays vibrant flashes of blue, green, violet, and a hint of red. Surrounding the opal, thirty brilliant-cut natural diamonds add a brilliant sparkle, enhancing the opal’s captivating colours.

A Valuation Certificate from a third-party Sydney gemologist, originally valued at $16,820 in 2021, is included. Given market trends, the current value of the ring is likely over $18,000.

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