Rocks Aquamarine Collection 18ct Yellow Gold & Platinum Art Deco Style Ring Decorated With A Square Aquamarine Stone Surrounded By Diamonds. Add this stunning Aquamarine Cluster Ring to your jewellery collection. Wear it to any fancy affair and be sure to get admiring looks for its unique shape. Aquamarine Weight: 0.57ct Total Diamond Carat: 0.20ct Colour: G/H Clarity: VS/SI