Seiko Cal. 3872 - 137

This Automatic model from 1990 features a 36mm PVD Black case. With its 21mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-96368c801fd7]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1990

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