The Core shaker choker features a 15mm white sapphire Kaleidoscope Shaker™ filled with loose round and baguette diamonds, surrounded by a a double chain in 18 karat gold. Description Choker necklace with 1.50ct of diamonds set in and enclosed in a white sapphire Kaleidoscope Shaker™ in 18k gold. Materials & Measurements • 1.50ct Diamonds • Shaker Size: 15mm • 18 Karat Gold Details • Handmade in New York City • Style #N1331