Compare Studio
6217-8001 vs SLA017
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| Specification | ||
|---|---|---|
| Nickname | 62MAS | — |
| Production | 1965–1968 | 2017–2017 |
| Era | Second series, large crown | 8L35 recreation |
| Status | discontinued | discontinued |
| Case diameter | 37mm | 39.9mm |
| Thickness | 13.5mm | — |
| Lug width | 19mm | — |
| Case material | Stainless steel | Stainless steel with super-hard coating |
| Construction | Symmetric case with drilled lugs, crown at 3 | — |
| Bezel | Bi-directional 60-minute friction bezel | Unidirectional 60-minute |
| Bezel material | Steel with printed insert | — |
| Crystal | Acrylic | Sapphire, dual-curved |
| Crown | Large screw-down crown at 3 | Screw-down crown at 3 |
| Caseback | Screw-down; examples are recorded both plain and with a dolphin medallion | — |
| Water resistance | 150m | 200m |
| Dial | Black | Black |
| Dial text | SEIKO / AUTOMATIC / DIVER'S 150m (Proof or Resist by era) | — |
| Hour markers | Applied and painted, rectangular 12 marker | — |
| Hands | Baton hour and minute with a lollipop seconds hand | Baton with lollipop seconds |
| Lume | Tritium | LumiBrite |
| Lume type | Tritium | LumiBrite |
| Movement | Automatic | Automatic |
| Caliber | 6217A | 8L35 |
| Manufacturer | Seiko (Suwa Seikosha) | Seiko |
| Winding | automatic | automatic |
| Power reserve | — | ~50 hours |
| Frequency | 18,000 vph | — |
| Jewels | 17 | — |
| Complications | Date | Date |
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