Seiko Cal. 6636 - 447

This Spring Drive model from 1982 features a 46mm Hardlex-Coated Steel case. With its 22mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-eb036fa71df4]

Also known as: Pogue, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1982

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