Seiko Cal. 5636 - 691

Seiko 5636-691

This Solar model from 1991 features a 40mm Stainless Steel case. With its 22mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-4382ac238f2d]

Also known as: Sea Horse, Arnie

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
12.6mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Green
Jewels
31j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1991

Related Models

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