This 4mm Station Necklace features a 36" chain with 4mm studs of bezeled cubic zirconia, and can be worn long or doubled for a layered look. Each CRISLU flawless and exquisitely cut cubic zirconia stone is handset in precious .925 sterling silver and finished in 18kt yellow gold for a total diamond equivalent weight of 3.25ctw. CRISLU jewelry is 100% hypoallergenic.