David Webb Platinum & 18K Yellow Gold White Enamel Aquamarine Diamond Bracelet. Rectangular-cut aquamarine, brilliant-cut diamonds, white enamel, 18K gold, and platinum. Exquisite 18k gold and platinum cuff bracelet by David Webb, featuring white enamel, approx. 7.50ctw in H/VS diamonds and 90ct aquamarine centerpiece (measures approx. 31 x 24 x 17mm). Center Diamond Weight: 7.50 Measurements: Wrist Size 6.5 to 6.75 inches. Metal Type: Platinum & 18K Yellow Gold Metal Weight: 189.7 gr. Signed: WEBB Condition: Excellent. Stock: RR7454