"Paraiba Ring, Large Stone Ring, Green Engagement Ring, Simple Engagement Ring, Promise Ring, Birthstone Ring, Mothers Day, 14k Gold #6524 We feature the finest quality of lab grown stones in the world.  The properties of lab-grown are physically, chemically and visually identical to natural, just grown in a lab setting. -Center Stone Size:  11x11mm approx. 6.00ct. diamond equivalent  -Center Stone Shape: web cut/octagon  -Gem Type:  lab created green paraiba -Stone Clarity: VS2 -Stone Color: Li Paraiba Ring, Green Engagement Ring, Green Engagement Rings, Engagement Ring Simple, U Design, Large Stone Rings, Simple Engagement, Large Stone, Ring Birthstone