Rolex, a gentleman's 9ct. gold Prince wristwatch, circa 1937,

细节
Rolex, a gentleman's 9ct. gold Prince wristwatch, circa 1937,
silvered rectangular dial with arabic chapter ring, subsidiary seconds beneath, Rolex Ultra Prima movement with 18-jewels and timed to six positions, case with snap on back numbered 39629/1541, presentation inscription for 1938, Glasgow import marks for 1937, length 40mm.
see back cover illustration.