Seiko Cal. 5636 - 654

This Quartz model from 1972 features a 34mm Titanium case. Powered by the 5636 caliber with 20j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-1329619bd45a]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1972

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