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145.012 vs 310.30.42.50.01.001
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| Specification | ||
|---|---|---|
| Production | 1967–1968 | 2021–present |
| Era | Last caliber 321 | Caliber 3861 (sapphire) |
| Status | discontinued | current |
| MSRP | — | $7,600 (2023, sapphire sandwich) |
| Case diameter | 42mm | 42mm |
| Case material | Stainless steel | Stainless steel |
| Bezel | Tachymeter | Tachymeter |
| Bezel material | Black aluminium | Black aluminium (anodised) |
| Crystal | Acrylic (Hesalite) | Sapphire (sapphire caseback) |
| Caseback type | — | Display (sapphire) |
| Water resistance | 60m | 50m |
| Dial | Black | Black (step dial) |
| Hour markers | — | Applied Omega logo |
| Hands | Straight (baton) | Straight (baton) |
| Lume | Tritium | Super-LumiNova |
| Lume type | Tritium | Super-LumiNova |
| Movement | Manual chronograph | Manual chronograph |
| Caliber | 321 | 3861 |
| Manufacturer | Omega (Lemania base) | Omega |
| Winding | manual | manual |
| Power reserve | — | ~50 hours |
| Frequency | — | 21,600 vph |
| Complications | Chronograph, tachymeter | Chronograph, tachymeter |
| Functions | — | Chronograph, tachymeter |
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