Seiko Cal. 3837 - 956

This Hand-Winding model from 1997 features a 40mm Gold-Plated case. With its 19mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-f57d4031c488]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1997

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