Seiko Cal. 3837 - 221

This Kinetic model from 1982 features a 36mm Stainless Steel case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-f646ce7eb9d1]

Also known as: Monster, Sumo

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1982

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