Seiko Cal. 3847 - 746

The Seiko 3847-746 represents an important milestone in Seiko's 1986 lineup. Powered by the 3847 caliber with 30j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-52de3b5a2501]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1986

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