18.7ct boulder opal 24.2x17.2x6.7MM Boulder opal 88 carats are a good

88 carats are a good collection level，Each angle has a different change of color，It's a visual treat，Made it into a ring style

Gem type: OpalNatural Solid Untreated Australian Black Crystal Opal Polished StoneWeight: 7

The outline is inlaid with sparkling diamonds

It's really rich in color

18.7ct boulder opal 24.2x17.2x6.7MM Boulder opal 88 carats are a goodGem type: Opal DescriptionNatural Solid Untreated Australian Boulder Opal Polished Stone Weight: 18. 7carats Dimensions: 24. 2mm x 17. 2mm 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