A standout piece from Katherine Jetter's 2021 collection, this stunning boulder opal pendant is set with sparkling purple sapphires and white diamonds and strung on a double-strand diamond station chain. Boulder Opal: 53.79 ct weight Purple Sapphire Baguettes (4.24ct), Purple Sapphire Melee (.86cts), Diamonds (.86cts) 18K Yellow Gold One of a Kind