5.4ct boulder opal 20.1x12.6x6.7MM opal and the key color is

and the key color is also on the front，High brightness

Material: 18kt yellow goldStyle: Opal ringsOpal Type: Australian black opalWeight: 1

Gem type: OpalNatural Solid Untreated Australian Black Opal Polished StoneWeight: 4

The outline is inlaid with sparkling diamonds

This ring is designed with a butterfly outline

5.4ct boulder opal 20.1x12.6x6.7MM opal and the key color isGem type: Opal DescriptionNatural Solid Untreated Australian Boulder Opal Polished Stone Weight: 5. 4carats Dimensions: 20. 1mm x 12. 6mm x 6. 7mm Source: Queensland, Australia Size and weight are approximate Follow Us: Instagram: @opal. mermaids ,@Olivia. chan Facebook: facebook. com Opal. Mermaids Pinterest: pinterest. com. au opal. mermaids