12.5ct Solid Australian Boulder Opal Ring in 9ct Gold (Large Freeform Queensland Opal)

AUD $3,400

Striking custom-made ring featuring a spectacular 12.5ct solid Australian boulder opal, set in 9ct yellow gold. Mined in Queensland, this opal is truly one of a kind, showcasing nature’s artistry in full colour.

Boulder opals are treasured for their unique freeform shapes and vivid, natural colour play — no two are ever the same. This large Australian opal features flowing stripes of deep and light blue, laced with shimmering streams of pink, green, and yellow that shift and sparkle with movement. The effect is almost celestial — like a galaxy captured in stone.

The ring has been thoughtfully custom designed to complement the opal’s natural form, wrapping it in warm yellow gold. With its generous size, this stunning opal makes a bold statement, drawing the eye with its vibrant colours and organic beauty.

1 in stock

SKU: KNE050925a9 Categories: , , Tags: , ,

Item Details:

– Stones: 1 x solid Australian natural Queensland boulder opal, gem weight 12.5ct

– Metal: 9ct yellow gold (stamped)

– Size: Q (AU/UK), 8 (US/CA) – Resizable

– Width: 22.5 mm wide front (north to south)

– Weight: 6.47 grams

– Condition: New

– Boxes in the photos are for display only unless otherwise stated. All items come with a new complementary gift box.

– SKU: KNE050925a9

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Yes, we offer worldwide shipping:

– Free express shipping on all orders within Australia.

– International shipping rate will be calculated at checkout.

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Items purchased at Midsomer Jewellery may be returned within 7 days of receipt for store credit. Terms & conditions applied. Please find out more details in our Policy Page.

It depends on the design of the ring. Please send us an enquiry to discuss further. We offer resizing services for a fee.