Seiko Cal. 6636 - 539

Seiko 6636-539

This Hand-Winding model from 1985 features a 38mm Gold-Plated case. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-10fe2478767c]

Also known as: Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
38mm
Case Thickness
11.6mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Green
Jewels
25j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1985

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seikata-wm-10fe2478767c