Seiko Cal. 3879 - 798

This Hand-Winding model from 1984 features a 34mm Titanium case. It features a Black dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-4860c311124c]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1984

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