Seiko Cal. 4420 - 817

This Kinetic model from 1991 features a 34mm PVD Black case. Powered by the 4420 caliber with 24j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-e81c7b1a1174]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1991

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