Seiko Cal. 3890 - 102

The Seiko 3890-102 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-aba161ec642e]

Also known as: Sumo, Emperor

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1976

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