Compare Studio
1655 vs 216570
Differences are highlighted. Rows where both references share a value are dimmed.
| Specification | ||
|---|---|---|
| Nickname | Freccione | — |
| Production | 1971–1985 | 2011–2021 |
| Era | First Explorer II | 42mm Maxi |
| Status | discontinued | discontinued |
| Case diameter | 40mm | 42mm |
| Lug width | 20mm | — |
| Case material | Stainless steel | 904L (Oystersteel) |
| Construction | — | Maxi case, broad lugs and crown guards |
| Bezel | Fixed 24-hour, engraved steel | Fixed 24-hour, engraved steel |
| Bezel material | Stainless steel | Oystersteel |
| Crystal | Acrylic | Sapphire |
| Crown | Twinlock screw-down | Twinlock screw-down |
| Caseback type | Solid screw-down steel | Solid screw-down steel |
| Water resistance | 100m | 100m |
| Dial | Black | White (Polar) or black |
| Dial configuration | 3-6-9 with straight seconds; fixed (non-independent) orange 24h arrow hand | Maxi dial with larger markers; independent orange 24h hand (revived) |
| Dial text | Tritium ('SWISS' / 'T SWISS T <25' by period) | — |
| Hands | Mercedes + orange 24h arrow ('Freccione') | Mercedes + independent orange 24h |
| Lume | Tritium | Chromalight |
| Lume type | Tritium | Chromalight (blue) |
| Movement | Automatic | Automatic |
| Caliber | 1575 | 3187 |
| Manufacturer | Rolex | Rolex |
| Winding | automatic | automatic |
| Power reserve | ~48 hours | ~48 hours |
| Frequency | 28,800 vph | 28,800 vph |
| Jewels | 26 | 31 |
| Functions | Hours, minutes, seconds, date, fixed 24h indication | Hours, minutes, seconds, date, independent 24h |
| Bracelet | Oyster | Oyster |
| Bracelet material | Stainless steel | Oystersteel |
| Bracelet reference | 78360 | — |
| End links | 580 (folded) | Solid |
| Clasp | — | Oysterlock safety clasp with Easylink 5mm comfort extension |