Seiko Seiko 5
Launched 1963 as the Sportsmatic 5; the name marks five traits (automatic winding, day-date, water resistance, recessed crown, durable case/bracelet), not all upheld by every later reference.
5 references
“Differs” marks a spec with different recorded values. — means not recorded.
| Spec | original Sportsmatic 5 | 6119-8100 Seiko 5 Vietnam military | 7009-3140 | SNK809 | SNZF17 Seiko 5 diver |
|---|---|---|---|---|---|
| Case size Differs | Not recorded | 37 mm | 37 mm | 37 mm | 42 mm |
| Case Differs | stainless steel | stainless steel, round | stainless steel, round | stainless steel, round | stainless steel, round |
| Bezel | Not recorded | Not recorded | Not recorded | Not recorded | unidirectional rotating |
| Crystal Differs | Not recorded | acrylic | hardlex | hardlex | hardlex |
| Water resistance Differs | Not recorded | Not recorded | Not recorded | 30 m | 100 m |
| Caliber Differs | 410 | 6119A | 7009A | 7S26 | 7S36 |
| Movement maker Differs | Suwa Seikosha | Seiko | Seiko | Seiko | Seiko |
| Movement type | Automatic | Automatic | Automatic | Automatic | Automatic |
| Jewels Differs | Not recorded | 21 | 17 | 21 | 23 |
| Complications | day, date | day, date | day, date | day, date | day, date |
| Dial Differs | Not recorded | black | silver | black | orange |
| Lume | Not recorded | Not recorded | Not recorded | lumibrite | lumibrite |
| Bracelet Differs | Not recorded | Not recorded | jubilee-style steel | nylon strap | stainless steel |
| Produced Differs | 1963–1965 | 1967–1974 | 1976 | 2000–2020 | 2007–2018 |