Naturally cut onyx with 18k gold rim and bezel with free-form diamond detailing. This piece comes with a certificate of authenticity as the stone is one of a kind due to it's natural formation. It is also part of a series of 11 pieces to ever be produced and comes with a series number engraved inside. Estimated production time varies on the availability of the materials and it could take 2 to 8 weeks.
Dimensions: 4.75 in x 3.4 in x .4 in