Seiko Cal. 6635 - 367

The 6635-367 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6635 caliber with 17j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-a2564c9d950d]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1978

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