Seiko Cal. 4427 - 330

This Quartz model from 1981 features a 46mm PVD Black case. Powered by the 4427 caliber with 25j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-f60f031cff6b]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1981

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