Seiko Cal. 3894 - 809

This Spring Drive model from 1986 features a 43mm Hardlex-Coated Steel case. Powered by the 3894 caliber with 27j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-a54437552946]

Also known as: UFO, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

27j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1986

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