Seiko Cal. 5633 - 936

The 5633-936 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5633 caliber with 31j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-14d2b79559f7]

Also known as: World Timer, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1979

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