Seiko Cal. 3866 - 871

This Spring Drive model from 1979 features a 44mm Stainless Steel case. It features a Black dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-2dce8b9c3715]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1979

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