Seiko Cal. 3840 - 937

This Automatic model from 1995 features a 34mm PVD Black case. With its 22mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-85555b078b2a]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1995

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