Smart Seiko 5 21 Jewel Automatic watch has the traditionally built mechanical movements, simply wind themselves as they are worn and so never need batteries or any other complicated power source.
| Glass | Hardlex | 
| Case Material | Stainless Steel | 
| Case Color | Silver | 
| Strap Material | Stainless Steel | 
| Movement | Analog, Quartz | 
| Function | Date, Quartz | 
| Local Warranty | 1 Year | 
| Water Resistant | 100m | 
| Style | Casual | 
| Gender | Men | 
| International Warranty | 1 Year | 
| Case Size | 
 41mm 
 |