Seiko Cal. 3847 - 957

This Solar model from 1979 features a 44mm Titanium case. Powered by the 3847 caliber with 21j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-3abcb8bfafc7]

Also known as: Bullhead, Silverwave

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1979

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