Seiko Cal. 6636 - 588

This Hand-Winding model from 1979 features a 46mm PVD Black case. Powered by the 6636 caliber with 17j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-dd9bfbfb25e9]

Also known as: World Timer, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1979

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