Seiko Cal. 5636 - 368

This Spring Drive model from 1980 features a 35mm Two-Tone case. Powered by the 5636 caliber with 32j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-ce1ab5c2134e]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1980

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