Seiko Cal. 3871 - 966

The Seiko 3871-966 represents an important milestone in Seiko's 1971 lineup. It features a Silver dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-22a8a9014cf1]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

22j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1971

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