Seiko Cal. 6257 - 637

Seiko 6257-637

This Automatic model from 1985 features a 45mm Gold-Plated case. Powered by the 6257 caliber with 36j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-d59f9e8929a7]

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
12.0mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
36j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1985

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seikata-wm-d59f9e8929a7