Made to order: Boulder koroit opal yellow gold ring

18K yellow gold ring with natural Boulder Koroit Opal 

opal origin - Australia 

opal measurements - 0.16 х 0.79 х 0.98 in / 4 х 20 х 25 mm

stone weight - 16.40 carats

ring weight - 17.88 grams

ring size - 7.75 US

ref No 12066

Worldwide shipping from Berlin, Germany, Paris, France, Geneva, Swiss.

• Collection: Roots

• Metal: Gold
• Hallmark: 18K