Platinum black onyx and diamond pendant with 14K white gold fancy Deco link chain. Repurposed from a watch, the crystal was replaced by a custom cut black onyx measuring about 7/8" long. The case can still open (from the bottom side) and is hand engraved. In the center lays a European cut diamond that measures about 3mm and weighs .14cts. Surrounding the onyx are 26 small round mine cut side diamonds weighing about 1/3ct total. The pendant includes an 18" Deco style new 14K white gold chain, the entire piece weighs 5.46dwt and dates from about 1900.