Seiko Cal. 4422 - 636

This Hand-Winding model from 1972 features a 46mm Hardlex-Coated Steel case. Powered by the 4422 caliber with 24j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-d32765999cb0]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1972

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