Seiko Cal. 5636 - 321

This Solar model from 1972 features a 39mm Two-Tone case. Powered by the 5636 caliber with 27j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-6c6f1f7e2980]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1972

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