Core 15 18K Gold Crystal Ruby and Black Diamond Shaker RingSet atop an 18 karat rose gold band, this dimensional ring features a circular sapphire crystal face filled with an array of loose rubies and black diamonds. From Moritz Gliks Core Collection, the Kaleidoscope Shaker in its purest form. Kaleidoscope Shaker face 18k rose gold, white sapphire crystal, ruby and black diamond Carat: 0. 45 ctw black diamond, 0. 9 ctw ruby Stone cut: round Clean with soft, dry cloth Handmade in New York City