Seiko Cal. 6636 - 805

The 6636-805 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6636 caliber with 28j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-2eb081909cc6]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1974

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