Seiko Cal. 3815 - 869

This Spring Drive model from 1994 features a 34mm Stainless Steel case. Powered by the 3815 caliber with 31j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-f0bd2fc1903e]

Also known as: Sumo, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1994

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