Wear sparkle in a sophisticated way with this baguette-cut white lab-created sapphire and diamond ring in yellow gold, an anytime choice you'll turn to often. Fashioned in warm 10k gold this look shimmers with a sideways 6. 0 x 3. 0mm baguette-cut white lab-created sapphire. 1/10 ct. T. W. Of diamonds lines the shank. White sapphire is the modern birthstone for april.