C. 2000. Cool gems, warm links. There's beautiful balance to this Estate collection bracelet, featuring icy 1.75 ct. t.w. oval sky blue topa… C. 2000. Cool gems, warm links. There's beautiful balance to this Estate collection bracelet, featuring icy 1.75 ct. t.w. oval sky blue topaz stations that sparkle between sunny 10kt yellow gold waves. For a bit of classic sparkle, two petite diamonds flank the central station. Lobster clasp, sky blue topaz link bracelet. Exclusive, one-of-a-kind Estate Jewelry.