The Hamilton 4 Carat Round Laboratory Grown Diamond Alternative Cubic Zirconia Micro Pave Set Round Halo Eternity Engagement Ring is majestic and highly fashionable with a 4 carat 11mm round cubic zirconia center stone, prong set and outlined with pave set cubic zirconia rounds. Additional pave set rounds decorate the basket and the entire circumference of the band, in an eternity style fashion for a total carat weight of approximately 5.5 carats of the finest Russian formula lab grown diamond simulant cubic zirconia that is hand cut and hand polished to exact diamond specifications. A spectacular finished product is achieved with our diamond quality solid gold and platinum mountings. The band measures approximately 2.5mm in width and is available in whole and half finger sizes 5 through 8. Additional sizes are available, please call for pricing. For further assistance, please contact us directly at 1-866-942-6663 or visit us via live chat and speak with a knowledgeable representative.