—The Crescendo Collection A harmony of tapering lines and floating diamonds. Our Marquise Crescendo Hoops are crafted of polished 18K gold. This piece features a floating marquise cut diamond with a delicate gold stroke that warps around ear. Sold as a pair. Marquise Diamond - 0.30ct (3.5x6mm) / Approx 0.60tcw Diamond Grade: F/G color, VS clarity Available in Yellow Gold, White Gold, Rose Gold - Handcrafted in Los Angeles, CA.