Cushion Cut Olympia Three-Quarter Coverage Diamond Engagement Ring - Platinum. This classic engagement ring features sparkling diamond accents that extend three-fourths of the way around the ring. A diamond adorned gallery and graceful claw prongs embrace the center gem (5/8 total carat weight). White Radiant Cut Diamond Ring With Center Stone, Radiant Cut White Diamond Ring With Center Stone, Vvs Clarity Cushion Cut Diamond Ring, Asscher Cut Diamond Promise Ring With Prong Setting, Refined Diamond Promise Ring With Prong Setting, Refined Diamond Ring With Prong Setting For Promise, Cushion Cut Lab Grown Diamond Ring In Diamond White, Anniversary Cushion Cut Diamond Ring With Prong Setting, Anniversary Lab Grown Diamond Cushion Cut Ring