Seiko Cal. 4425 - 115

This Hand-Winding model from 1989 features a 37mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-c66d1dbdfaf4]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1989

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