Seiko 6319A
Features automatic no manual wind sweep second day: quickset, 2 languages date: quickset
Data 12''', Dm= 27.0mm, Do= 27.4mm H= 5.35mm 21 jewels f = 21600 A/h power reserve 47h
Balance staff Seiko 311601
Stem Seiko 354601
Mainspring / battery Seiko 401615
Hands 1.50 x 0.90 x 0.20mm
Comments about the data | Remarks ball-bearing rotor sophisticated excenter self-winding mechanism with just one gear stage (details cf. Seiko 6139B) like 6309A, but 21 jewels
Example, year: signature; shock device 1984: Seiko, Japan, 17 Jewels; Diashock (Seiko 6309A) |