Lab Grown Olympia Three-Quarter Coverage Diamond Engagement Ring - 14K Rose Gold. 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). Classic Engagement Ring, Lab Diamond Engagement Ring, Classic Engagement, Rose Gold Diamond Ring, Claw Prong, Sparkling Diamond, Classic Engagement Rings, Brilliant Earth, Sparkle Diamonds