New… never worn Bought at Celine in NYC. I do not have the receipt DETAILS TOTAL LENGTH 16 IN (41 CM) ADJUSTABLE TO 15.4 IN (39 CM) PENDANT SIZE 0.6 IN (1.4 CM) BRASS NICKEL FREE ENGRAVED CELINE PARIS SIGNATURE SNAP HOOK REFERENCE : 46N0M6BRA.35OR CARE AND MAINTENANCE CELINE CREATED HIGH-END AND REFINED JEWELS WITH TIMELESS MATERIALS. TO CLEAN YOUR JEWEL, WE ADVISE TO USE A SOFT CLOTH. WHEN NOT WORN, ALL JEWELS SHOULD BE PROTECTED IN THE CELINE POUCH TO PREVENT IMPACTS AND FRICTIONS. ALL OUR JEWELS ARE NICKEL-FREE AND HYPOALLERGENIC.