Seiko Cal. 5641 - 930

Seiko 5641-930

This Spring Drive model from 1978 features a 45mm Stainless Steel case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-1e4b4edcaaca]

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
14.9mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1978

Related Models

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