Seiko Cal. 6635 - 531

Seiko 6635-531

The 6635-531 is a sought-after Solar piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-5b966a27b716]

Also known as: Flighty

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
14.1mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
90m
Dial Color
Champagne
Jewels
21j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1977

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