Rocks Aquamarine Collection 18ct Platinum Ring Decorated With A Large Aquamarine Stone & Diamonds on The Shoulders.. 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 & size. Aquamarine Weight: 4.10ct Total Diamond Weight: 0.30ct Colour: G/H Clarity: SI Ring Size: N