Description
SEIKO Presage SSA387J1 Specifications :
| Feature |
| ||||
|---|---|---|---|---|---|
| Driving system | Automatic with manual winding capacity | ||||
| Caliber Number | 4R57 | ||||
| Case material | Stainless steel | ||||
| Case back | Screw see-through case back | ||||
| Glass material | Box-shaped hardlex crystal | ||||
| Band type | Strap | ||||
| Band material | Leather | ||||
| Band color | Brown | ||||
| Band width | 20mm | ||||
| Clasp | Buckle | ||||
| Dial color | Gold champagne | ||||
| Dial markers | Index | ||||
| Hands color | Gold tone | ||||
| Bezel | Fixed stainless steel | ||||
| Calendar | Date display at the 6 o’clock position | ||||
| Function | Date, hour, minute, second, power reserve | ||||
| Drive duration | Power reserve: 41 hours | ||||
| Accuracy | +45 to -35 seconds per day | ||||
| Water resistance | 5 bar water resistance (50 meters / 165 feet) | ||||
| Magnetic reluctance | Magnetic resistance 4,800 A/m | ||||
| Vibrations | 21,600 vibrations per hour (6 beats per second) | ||||
| Features | Power reserve and date hand indicator | ||||
| Size | D40.5mm x T14.8mm |
SEIKO Presage SSA387J1 Features :
- 29 jewels
- Date hand indicator
- Power reserve display
- Screw case back
- See-through case back
- Stop seconds hand function




















