Seiko Cal. 3847 - 475

This Automatic model from 1966 features a 41mm Titanium case. Powered by the 3847 caliber with 21j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-f93e95d7ba5c]

Also known as: Bullhead, UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1966

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