Seiko 6306 Movement Details
                
                Seiko caliber 6306 is an automatic watch movement. Production started around 1976 and  production finished in 1981.
                Find watches with this movement on eBay.
                
                
                
              
| Sub-brands: | Actus, Silverwave | 
| Day / date? | Day + date | 
| GMT / world time? | No | 
| Chronograph? | No | 
| Hacking? | Yes | 
| Rate: | 21,600 bph | 
| Number of jewels: | 21 | 
| Lift angle: | 54.5º | 
| Size / diameter: | 27.0mm | 
| Height: | 5.2mm | 
| Development division: | Suwa (Nagano Prefecture, Japan) | 
| Notes: | Made for the Japan domestic market (JDM). Identical to cal. 6309 except the 6306 has hacking, a higher jewel count (21 v. 17) and a Japanese kanji day wheel. | 
| Related movements: | 6309 | 
Part Codes
| Stem code: | 354601 | 
| Balance wheel code: | 311601 | 
| Mainspring code: | 401615 | 
Videos
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