Basically, immediate purchase is OK, but please be sure to read the profile. This is a K10 gold tie clip. Total weight: Approximately 1.5 grams The chain part is made of a different material that reacts to magnets. There should originally be a fastener at the end of the chain, but it is missing. This is a used item. Due to the nature of the product, we are looking for buyers who understand that there may be stains and scratches that cannot be fully captured in the images. Please consider purchasing with an understanding of antique items. Keywords: Antiques, old tools, antique, jewelry, gold, 10K, 24K, 18K, 14K, 750, 585, 416, precious metals, jewelry