Description
SEIKO 5 Automatic SNKP21J1 Specifications :
| Feature |
| ||
|---|---|---|---|
| Driving system | Automatic with hack second hand mechanism | ||
| Caliber Number | 7S26 | ||
| Case material | Stainless steel | ||
| Case back | Solid see-through case back | ||
| Case shape | Round | ||
| Glass material | Hardlex mineral crystal | ||
| Band type | Bracelet | ||
| Band material | Stainless steel | ||
| Band color | Silver | ||
| Band width | 20 mm | ||
| Clasp | Fold over with double push button | ||
| Dial color | Black | ||
| Dial marker | Silver tone index with arabic-indic numbers | ||
| Hands color | Silver tone (hour, minute, second) | ||
| Second markers | Minutes marker around the outer rim | ||
| Bezel | Fixed silver stainless steel bezel | ||
| Lumi Brite | Hands and indexes | ||
| Calendar | Day of the week and date display at at 3 o’clock position. Day being both in Arabic or English, with Saturday (Islamic sacred day) highlighted in red | ||
| Function | Day, date, hour, minute, second | ||
| Drive duration | Power reserve 41 hours | ||
| Accuracy | +49 to -20 seconds per day | ||
| Vibrations | 21,600 vibrations per hour (6 beats per second) | ||
| Water resistance | 5 bar water resistance (50 meters / 165 feet) | ||
| Size | Thickness: 12 mm x Diameter: 42 mm | ||
| Weight | 136 g |
SEIKO 5 Automatic SNKP21J1 Features :
- 21 jewels
- Calendar day and date display
- Stainless steel case and bracelet
- Solid case back
- Transparent back cover
- Fixed silver stainless steel bezel


















