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6239 vs 6265
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| Specification | ||
|---|---|---|
| Nickname | Paul Newman | — |
| Production | 1963–1969 | 1971–1987 |
| Era | First Cosmograph | Screw-pusher Oyster |
| Status | discontinued | discontinued |
| Case diameter | 37mm | 37mm |
| Case material | Stainless steel | Stainless steel (also gold) |
| Bezel | Engraved metal tachymeter | Engraved metal tachymeter |
| Crystal | Acrylic | Acrylic |
| Crown | — | Screw-down crown and pushers |
| Caseback type | — | Screw-down solid (Oyster) |
| Water resistance | 50m | 100m |
| Dial | Silver or black; exotic 'Paul Newman' variant | Black or white |
| Hands | Baton | — |
| Lume | Tritium | — |
| Movement | Manual | Manual |
| Caliber | 722 / 722-1 | 727 |
| Manufacturer | Rolex (Valjoux base) | Rolex (Valjoux base) |
| Winding | manual | manual |
| Functions | Chronograph, tachymeter | Chronograph, tachymeter |
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