Jules Smith Crimson Double Layer Chain Choker With Round Crystals Boho Chic NEW Jules Smith Crimson Double Layer Chain Choker with Round Crystals. This Stylish boho chic necklace is a gold plated choker w/ round white/colorless crystals in a bezel setting. Has a lobster closure. This adjustable necklace is 12 1/2" length and comes with a 3" extender is nickel-free, hypoallergenic, lead-free, and stackable. The charm pendant adds a unique touch to the overall look, making it a fashionable accessory for any outfit.