Seiko Cal. 4425 - 187

The Seiko 4425-187 represents an important milestone in Seiko's 1982 lineup. It features a Silver dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-93262b07036b]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1982

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