"Blue Reef" natural Queensland boulder opal ring, enhanced with a myriad of sapphires, tourmalines and diamonds crafted in 18 karat yellow gold.
"Blue Reef" natural Queensland boulder opal ring, enhanced with a myriad of sapphires, tourmalines and diamonds crafted in 18 karat yellow gold.
"Blue Reef" natural Queensland boulder opal ring, enhanced with a myriad of sapphires, tourmalines and diamonds crafted in 18 karat yellow gold.

"Blue Reef" natural Queensland boulder opal ring, enhanced with a myriad of sapphires, tourmalines and diamonds crafted in 18 karat yellow gold.

1 in stock
Ring Sizing Chart
Now that you have found the perfect ring, let’s make sure we select the perfect size. Either for yourself or a loved one, we believe this moment is special and we aim to make this process seamless and accurate, so let’s find your size!
Use a ruler to measure the inner diameter of your pre-owned ring. If a ring falls between two sizes, order the larger size. Now you know your ring size, how exciting!
How to measure your ring size?
  • 1. Find the ring for the desired finger.
  • 2. Measure the internal diameter of the ring.
  • 3. Use the chart below to find your ring size.
Still not sure your size? Or have a question? Check our Ring sizing page.

size: 5

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MM: 070061

18 karat yellow gold ring, featuring a 17.53cts solid natural Queensland boulder opal surrounded by diamonds 0.45ct, yellow sapphires 5.82cts, pink sapphires 3.35cts, purple sapphires 2.76cts, tanzanite 0.37ct, amethyst 0.36ct and pink tourmalines 0.88ct.