Seiko 2706 Movement Details
                
                Seiko caliber 2706 is an automatic (with hand winding) watch movement. 
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| Day / date? | Day + date | 
| GMT / world time? | No | 
| Chronograph? | No | 
| Rate: | 28,800 bph | 
| Number of jewels: | 21 | 
| Lift angle: | 49º | 
| Size / diameter: | 17.2mm | 
| Height: | 5.7mm | 
| Development division: | Suwa (Nagano Prefecture, Japan) | 
| PDF guides: | Technical guide : 2706A | 
Part Codes
| Stem code: | 354581 | 
| Balance wheel code: | 310581 | 
| Mainspring code: | 401581 | 
| Screw codes: | 022177 (stud screw), 022276, 022281, 022282, 022481, 022484, 022490 (screw for oscillating weight), 022491, 022492, 022570, 022688, 022753, 022764 (dial screw) |