Seiko Cal. 5636 - 408

The 5636-408 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5636 caliber with 19j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-628366ee1d70]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1969

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