Seiko Cal. 4422 - 808

This Spring Drive model from 1985 features a 46mm PVD Black case. Powered by the 4422 caliber with 26j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-5ad510e05edd]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1985

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