Seiko Cal. 6637 - 935

Seiko 6637-935

This Solar model from 1986 features a 40mm Stainless Steel case. With its 21mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-1be30377c82e]

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
10.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
90m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1986

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