Seiko Cal. 4422 - 424

The Seiko 4422-424 represents an important milestone in Seiko's 1985 lineup. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-27553e28172c]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1985

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