Seiko Cal. 6635 - 629

Seiko 6635-629

The 6635-629 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-54ce1a059d9c]

Also known as: Tuna

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
14.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Green
Jewels
32j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1976

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