Rocks Forever Collection Juliet Engagement Ring 18ct White Gold Laboratory Grown Diamond Engagement Ring with a Round Brilliant Cut Centre Diamond Surrounded by a Cushion Style Diamond Halo. The 1.50ct centre diamond creates the most stunning ring which is accentuated by the halo of diamonds set in a cushion style. The added sparkle of the diamond set shoulders produces a ring that will create amazing sparkle from any angle. Centre Diamond Carat Weight: 1.50ct Total Diamond Carat Weight: 1.79ct Laboratory Grown Certified Diamond.