Vintage Baume & Mercier 18k Yellow Gold Mother of Pearl Ladies Diamond Set Bracelet Wristwatch. The case measures 20mm in diameter. The case is stamped 18K 955 18489 1589955". This Baume & Mercier are accompanied by a 18k yellow gold bracelet with 24 links present. The total weight is 20.5 dwt. The dial is mother of pearl. Condition: (Excellent).