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- Rolex Cal. 2030 - Automatic device upper bridge 4471

| Brand | Rolex |
|---|---|
| Calibre | RX 2030 |
| International reference | 4471 |
| State | Never used |
| Year of production | 1970 - 1983 |
| Caliber diameter | 20.00 mm |
| Caliber height | 5.4 mm |
| Frequency | 28'800 A/h |
| Lift | 52° |
| Power reserve | 42h |
| Ruby | 28 |