Rolex. A rare military issue stainless steel automatic wristwatch

Submariner, Ref: 5513, Circa 1972
Rolex. A rare military issue stainless steel automatic wristwatch
Model: Submariner
Reference: 5513
Date: Circa 1972
Movement: 26-jewel Cal.1520 automatic
Dial: Black with Tritium T, luminous dot hour markers, baton quarters, white outer minute divisions, polished sword hands with luminous inserts, arrow tipped centre seconds
Case: Brushed and polished tonneau form, screw down Oyster back and crown, military engraving to back, inner case back stamped I.72, black calibrated bezel, fixed bar lugs, No.382****
Strap/Bracelet: Black NATO strap
Buckle/Clasp: Stainless steel buckle
Signed: Case, dial & movement
Size: 39mm