Seiko Cal. 3866 - 190

This Hand-Winding model from 1980 features a 35mm Hardlex-Coated Steel case. It features a Black dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-f78bcedfe42b]

Also known as: Bullhead, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1980

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