Gilt Depth Rating
Explorer 6610 — Gilt Depth Rating
c. 1956
Same early layout as the red-depth dial, but with the depth rating printed in gilt like the rest of the text.
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Identifying details
- OCC dial
Reads “Officially Certified Chronometer”.
- Explorer dial
Arabic 3, 6 and 9 hour markers.
Variants of 6610
Reference overview →| Variant | Production |
|---|---|
| Red Depth Rating | 1955–1956 |
| Gilt Depth RatingCurrent | c. 1956 |
| Large Lollipop Seconds | c. 1957 |
| Small Lollipop Seconds | c. 1959 |
Case & movement
- Reference
- 6610
- Production
- c. 1956
- Case material
- Stainless steel
- Case diameter
- 36 mm
- Crown guards
- None
- Water resistance
- 50 m
- Crystal
- Acrylic
- Movement
- Automatic
More specifications (3)
- Chronometer
Movement
Rolex 1030
Slim automatic that replaced the bubbleback calibers in the Submariner, allowing a flatter caseback. Also used in Explorer and Oyster Perpetual models.
Automatic · Introduced 1950 · 18,000 vph · 25 jewels · 5.85 mm thick