Seiko Cal. 3813 - 190

This Spring Drive model from 1991 features a 34mm Stainless Steel case. Powered by the 3813 caliber with 35j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-369351dc9f3d]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1991

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