Seiko Cal. 3899 - 374

This Solar model from 1989 features a 37mm Two-Tone case. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-7b285faac2d5]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1989

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