The Core 12 Shaker necklace in 18 karat gold is part of the best selling Core collection, with a round white sapphire Kaleidoscope Shaker™ filled with diamonds. To preserve this piece, consult the care instructions. Description Pendant with 1.0ct of diamonds enclosed in a white sapphire Kaleidoscope Shaker™ in 18 karat gold. Materials and Measurements • 1.0ct of Diamonds • 18 Karat Gold • Shaker Size: 12 mm • Chain: 18" Long Adjustable to 16" Details • Made in New York City • Style # N537 • Closure: Lobster Clasp