Seiko Cal. 6635 - 174

The 6635-174 is a sought-after Solar piece from Seiko's golden era. Powered by the 6635 caliber with 22j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-b9bb22d84c68]

Also known as: Sumo, Crown

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1987

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