The essence of top quality craftsmanship is purely represented in this exceptional trilogy ring setting. For more than 75 years, generations of customers have placed their trust in The Natural Sapphire Company to produce customized jewelry and rings that make dreams come true! This beautifully designed three-stone diamond ring mount emits a luminous glow from the two, half-moon shaped side diamonds. Custom crafted in the metal karat and color that you select, the half-moon side diamonds will radiantly sparkle like a moonlit night! The four-prong center mount is designed to accommodate any of the following gemstone shapes: cushion-shaped, princess, emerald, or radiant-cut. Select a rare, untreated natural sapphire or ruby from our unsurpassed inventory to add your finishing touches to this beautiful ring!