Glittering violet sapphire and polished yellow gold shape this light-lauding John Hardy ring. You'll love that it's at home with a simple blouse and jeans and your most striking evening gown. From the Classic Chain Collection. 18-karat yellow gold shapes setting and band. Pave violet sapphire dome face. Size 7. Handcrafted in Bali. About this collection: John Hardy is one of the last companies to weave chain by hand, and the Classic Chain collection reflects the brand's commitment to the preservation of traditional Balinese jewelry making techniques. Meticulously weaving the chain by hand allows a smooth and supple drape that follows the contour of the body. Designed in 18-karat gold, sterling silver, and an array of stones.