Seiko Cal. 6635 - 679

Seiko 6635-679

The 6635-679 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6635 caliber with 33j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-bb91a68917e0]

Also known as: Rally, Flighty

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
13.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
33j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1970

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