Seiko Cal. 3891 - 125

This Solar model from 1970 features a 37mm Two-Tone case. With its 22mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-1ec86ce6dc17]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1970

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