Bulova Marine Star Series C Chronograph (ref. 98B301) vs Seiko Alpinist SPB121
Specifications
Marked rows differ| Case | ||
| Case diameter | 45 mm | 39.5 mm |
|---|---|---|
| Thickness | 15 mm | — |
| Water resistance | 200 m | 200 m |
| Movement | ||
| Movement | Quartz (battery-powered) | automatic |
| Caliber | 6S20 | 6R35 |
| Price | ||
| Launch MSRP | $675 | $725 |
| Details | ||
| Bezel | Blue glass insert on ratcheted rotating bezel | — |
| Bracelet | Two-tone stainless steel and rose gold-tone bracelet | — |
| Case material | Two-tone stainless steel (stainless steel with rose gold-tone accents), screw-back case | — |
| Chronograph | 1/20-second chronograph measuring up to 60 minutes; six-hand with small second hand | — |
| Clasp | Safety fold-over buckle with push buttons and extender | — |
| Crystal | Domed mineral crystal | sapphire |
| Date display | Date window at 6 o'clock | — |
| Dial color | Blue | — |
| Lug width mm | 22 | — |
| Lume | Luminous hands and markers | Lumibrite |
| Movement manufacturer | Miyota (Citizen) | — |
| Series | Marine Star Series C | — |
| Warranty | 3-year limited warranty | — |
| Weight g | 227 | — |
Sources
Verified · 6 referencesEvery spec on this page was independently checked against the sources below before publishing.