The fishhook earwire is 18k gold plated and Nickel Free! Each earring weighs around 2 grams and is about 7cm long from top of earwire down. Colors are black and gold. Need to place an order for one or a couple? Please, Send us a message to (417) 761-3483 or email us to sevenis3@yahoo.com and we will reserve it for you. God bless.