Seiko Cal. 4440 - 520

This Kinetic model from 1982 features a 44mm Hardlex-Coated Steel case. Powered by the 4440 caliber with 21j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-51b49c9a7f55]

Also known as: Monster, World Timer

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1982

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