Seiko Cal. 6231 - 845

Seiko 6231-845

This Hand-Winding model from 1975 features a 45mm PVD Black case. Powered by the 6231 caliber with 23j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-42b2a78bbb91]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
45mm
Case Thickness
9.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
80m
Dial Color
Black
Jewels
23j
Frequency
28,800 bph
Power Reserve
72 hours
Year
1975

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seikata-wm-42b2a78bbb91