Boulder Opal Ring | 14K Gold & Sterling Silver | Size 7.5
SKU: ORMM110
Like moonlight glinting off dark ocean waves, this striking ring is all shimmer and shadow. Featuring a long rectangular boulder opal, it comes alive with deep blue and green sparkle that shifts with every movement—rich, mysterious, and endlessly captivating.
Handcrafted in my Shellharbour studio, this one-of-a-kind piece feels like a slice of the sea at twilight. Sleek, bold, and full of natural magic, it’s made for those who find beauty in the quiet, powerful pull of the tide.
Details:
- Solid natural Winton, QLD Boulder Opal 2.35ct
- 14K yellow gold bezel setting
- sterling silver backing
- sterling silver half-round band
- high shine finish
- size 7.5 (AUS P)
- comes with complimentary resizing (valued at $150), please leave a note at checkout with the desired size.
- This item is one of a kind, you will receive the exact ring pictured.

Inside Diameter | US Sizes | Australian Sizes |
14.86 mm | 4 | H 1/2 |
15.27 mm | 4 1/2 | I 1/2 |
15.70 mm | 5 | J 1/2 |
16.10 mm | 5 1/2 | L |
16.51 mm | 6 | M |
16.92 mm | 6 1/2 | N |
17.35 mm | 7 | O |
17.75 mm | 7 1/2 | P |
18.19 mm | 8 | Q |
18.53 mm | 8 1/2 | Q 3/4 |
18.89 mm | 9 | R 3/4 |
19.41 mm | 9 1/2 | S 3/4 |
19.84 mm | 10 | T 1/2 |
20.20 mm | 10 1/2 | U 1/2 |
20.68 mm | 11 | V 1/2 |
21.08 mm | 11 1/2 | W 3/4 |
21.49 mm | 12 | Y |
Shipping within Australia:
All orders are shipped via Australia Post.
Order over $150 have Standard Domestic Shipping included.
Orders over $250 have tracked and insured Express Post included.
International:
Currently international shipping is not available.