ROLEX. A VERY RARE STAINLESS STEEL AUTOMATIC WRISTWATCH WITH SWEEP CENTRE SECONDS AND HACK FEATURE, MADE FOR THE BRITISH ROYAL NAVY
SIGNED ROLEX, SUBMARINER 'MILSUB' MODEL, REF. 5513, CASE NO. 3'927'103, CIRCA 1975
Movement: Automatic
Dial: Black, encircled "T"
Case: 39 mm. diam.
Remark: Made for the British Royal Navy