Seiko Cal. 6635 - 517

Seiko 6635-517

This Spring Drive model from 1974 features a 45mm Stainless Steel case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-daf42d04bec2]

Also known as: Golden Tuna, Flighty

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
12.1mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
19j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1974

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