18kt white gold Wladimir the Cat necklace from BOUCHERON featuring 18kt white gold, lacquered finish, agate, round cut diamonds, pavé setting, tsavorite, black sapphire, clasp fastening and adjustable fit. Conscious: 95% of the gold Boucheron uses is recycled, thereby reducing the brand's environmental impact. The remaining 5% is certified Fairmined.. Learn more about what makes a product Conscious on our Conscious Criteria page.