Explore our stunning selection of modern, vintage, and antique engagement rings & wedding bands featuring vibrant, sparkling coloured gemstones like blue sapphire, opal, emerald, ruby, tanzanite, aquamarine, amethyst, and diamond.
Book a one-on-one appointment to explore our engagement rings at Midsomer Jewellery Sydney boutique.
Showing 145–168 of 236 resultsSorted by latest
A stunning antique-style emerald and diamond ring, expertly crafted in solid yellow gold. The piece is centred with a vibrant green emerald-cut natural Colombian emerald, accented by fourteen round brilliant cut and four square cut natural diamonds set on the shoulders and in a halo, bordered with delicate milgrain detailing.
Ring size : O Aus/UK
Solid 18ct Yellow Gold
Natural Colombian Emerald
Natural diamonds
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).
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.
A dreamy aqua-blue and teal Australian parti sapphire ring, featuring a diamond halo to channel set diamond band, crafted in 14k white gold.
Valuation Certificate of $4,350 Included from 3rd Party Sydney Gemologist (see the last picture).
A charming and sweet 18ct yellow gold heart shaped ring with three diamonds in hand-carved starburst setting.
Valuation Certificate of $3,371 Included from 3rd Party Sydney Gemologist (see the last picture).
Vibrant like a sunflower, this gorgeous cocktail ring features a large, oval cut dark blue sapphire that weighs 13 carats, beautifully surrounded by fourteen vivid yellow & orange sapphires.
Valuation Certificate of $5,590 Included from 3rd Party Sydney Gemologist (see the last picture).
A truly stunning navette-shaped platinum cluster ring, showcasing a magnificent oval-cut tanzanite with an intense, royal blue hue, highlighted by captivating flashes of violet and purple. The tanzanite is elegantly framed by twenty-six bright round brilliant-cut diamonds, arranged in a floral halo design, with intricate millegrain detailing around the borders. This breathtaking statement piece dazzles with its radiant beauty, while the elegant, elongated design makes it truly spectacular on the finger. A flawless example of luxury and sophistication.
Valuation Certificate of $8,681 Included from 3rd Party Sydney Gemologist (see the last picture).
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).
Crafted in platinum, this luxurious Art Deco style dress ring features an oval shaped rich green natural emerald, claw set to a halo of twenty-two brilliant cut diamonds, and two more rectangular shaped emeralds.
Valuation Certificate of $9,630 Included from 3rd Party Sydney Gemologist (see the last picture).
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).
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).
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.
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.
Beautifully crafted in platinum, this Art Deco style ring features a large 3.04 carat, emerald cut light blue natural aquamarine to a halo surround of twenty-eight sparkling, brilliant cut natural diamonds.
Valuation Certificate of $6,991 Included from 3rd Party Sydney Gemologist (see the last picture).
Elegantly designed, this 18ct rose & white gold Art Deco style ring features a large 3.92 carat, radiant cut light blue natural aquamarine to a halo surround of thirty sparkling, brilliant cut natural diamonds.
Valuation Certificate of $7,190 Included from 3rd Party Sydney Gemologist in 2023 (see the last picture).
A very pretty Art Deco style ring in 14ct white gold, featuring a round faceted, rich green natural emerald in a geometric, hexagon shaped setting, with delicately engraved filigree shoulders of flower & leaf patterns.
Circa 1920s to 30s, this gorgeous antique Art Deco ring features a 4.5 carat large oval faceted, natural amethyst with dreamy lavender colour, surrounded by a strand of lovely, wire set, natural seed pearl halo. The stones are set on top of a magnificently hand pierced, open filigree work with floral motifs, milligrain, and etching details, in which continues at the sides of the shank to almost the entire band. A breathtaking ring that showcases exceptional craftmanshift beyond the imaginings.
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.
A very glamourous Art Deco style ring with a large 8.76 carat, oval faceted natural blue tanzanite claw set to an elongated panel, with twenty-eight bead set brilliant cut natural diamonds.
Valuation Certificate of $8,892 Included from 3rd Party Sydney Gemologist (see the last picture). The certificate was from 2022, the ring would be valued around $10,000 now.
A magnificent Art Deco/Mid Century-style ring carted in 14ct white gold, featuring a breathtaking 6.27ct natural blue tanzanite, bezel set and elevated on a 10mm raised gallery. Flanking the tanzanite are two vibrant natural yellow sapphires, their rich orangey-yellow hues providing a striking contrast to the deep blue of the tanzanite. The bold interplay of colours creates a truly dramatic effect, making this ring a statement piece of exceptional beauty and one-of-a-kind design.
Valuation Certificate of $12,495 Included from 3rd Party Sydney Gemologist (see the last picture). The certificate is from 2022, the ring is estimated to be valued over $13,500 as of 2025.
Impressively glamorous, this Art Deco style ring features a large 4.52 carat, emerald cut royal blue tanzanite which is bezel set to a black enamel surround and forty-four brilliant cut diamond halo.
Valuation Certificate of $7,250 Included from 3rd Party Sydney Gemologist (see the last picture). The certificate was from 2022, the ring would be valued more than $8,000 now.
Circa Art Deco era, this stunning ring features a central natural pinkish red ruby, surround by sparkling diamonds, and set on a square/cushion-shaped panel with four-leaf clover filigree piercings. This magnificent ring was crafted in platinum & 18ct white gold.
Valuation Certificate of $3,415 Included from 3rd Party Sydney Gemologist (see the last picture).
Crafted in 9ct gold, this beautiful flower cluster ring features nineteenth brilliant cut diamonds with cross over and channel set design.
Valuation Certificate of $2,200 Included from 3rd Party Sydney Gemologist (see the last picture).
Hand crafted in 9ct yellow gold, this stunning ring features a geometric modern design with five brilliant-cut diamonds. This design is also available in 14ct and 18ct gold (please contact us to enquire about the pricings).
*Made to order. Once the order is placed, please allow 14 – 16 business days for completion. Please leave your ring size in the order note. All custom pieces are not refundable.