Underline · Underline, Double Swiss
GMT-Master 1675 — Underline · Underline, Double Swiss
1963
Two “Swiss” signatures and an underline on an open-chapter dial with larger plots; essentially dates a watch to 1963. Often in a case with “broad” pointed crown guards near the 1M serial range.
No verified image of this watch yet
Identifying details
- 24-hour hand
Fourth, 24-hour hand read against a 24-hour bezel for a second time zone.
- Date
Date display.
- Cyclops
Magnifying lens over the date.
- Open chapter ring
Minute hashes not joined by an outer ring.
- Underline
Printed underline in the dial text; understood to mark low-radiation tritium lume, c. 1962–64.
Variants of 1675
Reference overview →| Variant | Production |
|---|---|
| Gilt Dial | 1959–c. 1967 |
| Gilt Dial · OCC Dial | 1959–1960 |
| Gilt Dial · Pointed Crown Guards, Chapter Ring | 1960–1962 |
| Gilt Dial · Chapter Ring, Exclamation Point | 1962–1963 |
Case & movement
- Reference
- 1675
- Production
- 1963
- Case serials
- c. 875,000–876,999
- Case material
- Stainless steel
- Case diameter
- 40 mm
- Crown guards
- Pointed
- Water resistance
- 50 m
- Crystal
- Acrylic
More specifications (2)
- Movement
- Automatic