Rolex Sea-Dweller & Deepsea
Saturation diver with helium escape valve, up to 3,900 m.
Introduced
1967
Typical UK second-hand price
£9,000–£40,000+
Key references
| Reference | Notes |
|---|---|
| 1665 | Double Red. |
| 136660 | Deepsea. |
About the Rolex Sea-Dweller & Deepsea
Developed with Comex divers in 1967, the Sea-Dweller added a helium escape valve to survive decompression in saturation diving. The Deepsea (2008) extends this to 3,900 m.
Every reference by generation
| Reference | Years | Size | Calibre | Notes |
|---|---|---|---|---|
| 1665 | 1967–1983 | 40 mm | 1570 | 'Double Red' and 'Great White' dials. |
| 16660 | 1978–1989 | 40 mm | 3035 | 'Triple Six', 1,220 m. |
| 16600 | 1989–2008 | 40 mm | 3135 | Neo-vintage. |
| 116600 | 2014–2017 | 40 mm | 3135 | Short ceramic run. |
| 126600 / 126603 | 2017–present | 43 mm | 3235 | Red line text; Cyclops. |
| 136660 | 2022–present | 44 mm | 3235 | Deepsea; D-Blue dial. |
Dial and face variations
- D-Blue
- Blue-to-black gradient on Deepsea, honouring James Cameron's dive.
Collectible versions
Double Red Sea-Dweller.
What to check before buying
- Helium valve should be on the left side of the case.
Serial number on Rolex: Older watches carry the serial between the lugs at 6 o'clock. From around 2005–2008 it moved to the rehaut (inner bezel ring), engraved and visible through the crystal.
Other Rolex models
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