Marked 18K. Gold necklace. Magnet did not stick. Size: 50cm 24.7g It has been stored carefully. I am not an expert, so I do not know the details. To prevent substitution, cancellations and returns after purchase are not accepted. I will pack it with bubble wrap and ship it. I would like to sell it to someone who will cherish it. By bidding, you agree to these terms. Thank you.