Vintage Rolex 18k Yellow Gold and Stainless Steel GMT-MASTER. The model number of this Rolex is 1675. The case is stainless steel and measures 40mm in diameter. Featuring a black dial with yellow gold nipple hour markers surrounded by a 18k yellow gold GMT rotating bezel. This Rolex is accompanied by a 18k yellow gold and stainless steel oyster bracelet with folding clasp. The folding clasp is stamped "REGISTERED SWISS MADE ROLEX STEELINOX 78363-14". There are 13 links present. The end caps are stamped "J 480". The first link from the end cap is stamped "78363". Case must be opened by a watch maker. The case serial is 5734XXX. Condition: (Excellent).