Ref. 1675 (/0)
Production Period: 1959-1980
Model Name: Rolex GMT Master
Caliber:
  • 1565 (1959-1964) 18000A/h
  • 1575 (1965-1980) 19600A/h (hacking introduced 1971)
Pressure proof to 50m/165ft
Bracelet: Oyster 78360, Jubilé 62510
Glass: Acrylic crystal
Indexes: Tritium

Crown guards introduced, pointed crown guards until 1964/65 (with chapter ring dial)..

New inprint on dial: "Superlative Chronometer Officially Certified".

Until late 60s: Small GMT-hand, afterwards large GMT-hand.

Early 1970s: All black version introduced.

The hands are in the following order: GMT/Hour/Minute/Second see this picture.

1959-1964:

  • Caliber 1565
  • Gloss dial
  • Thin case

1965-1980

  • Caliber 1575
  • Matt dial with white printing.

Other Variants:

  • Ref. 1675/8 Gold (Leather or Oysterbracelet 7208/8, Jubilébracelet 6311/8).
  • Ref. 1675/3 Steel/Gold (Oysterbracelet 78363, Jubilébracelet 62523), 14k gold.

  • Both variants: Early versions with golden crown on dial, late versions just with imprinted crown.


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1675/3 
Ref. 1675/3 - Black gilt dial, with golden crown

1675/3 
Ref. 1675/3 - Brown mat dial, with golden crown