John Hardy Bali White Topaz Ring, Size 7 Details From the Kali Collection. Sterling silver. Pebble motif. Cushion-cut white topaz center stone. Face, 3/4"L. Imported. Designer About John Hardy: Inspired by the island of Bali, John Hardy incorporated traditional Balinese jewelry-making techniques into his striking designs. The John Hardy collection, which is today under the guidance of Guy Bedarida, features earth-inspired handmade jewelry for men, women, and children. A company-wide focus on sustainability underscores its design motifs found in nature. Color: White. Gender: Female. Age Group: Adult.