Vintage 12k GF Chain Bracelet

This vintage chain bracelet is 12k gold filled and has a c clasp closure. The clasp is stamped "1/20 12k [GF]". If you look very closely there is some minor tone change in various places, but it is mostly concentrated around the clasp. It does not affect wearability, and it doesn't really stand out. Length: 19cm Width: 6mm Weight: 3.78g