Seiko Cal. 3860 - 864

This Hand-Winding model from 1987 features a 41mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-5e85e446bc37]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1987

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