Seiko Cal. 3871 - 972

The Seiko 3871-972 represents an important milestone in Seiko's 1981 lineup. It features a Green dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-240bf4893b17]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1981

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