Seiko Cal. 3847 - 789

The Seiko 3847-789 represents an important milestone in Seiko's 1974 lineup. Powered by the 3847 caliber with 19j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-113c2c97d64c]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1974

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