Seiko Cal. 3871 - 376

This Spring Drive model from 1981 features a 43mm Stainless Steel case. It features a Silver dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-67dd42d01f70]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1981

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