Seiko Cal. 3871 - 751

The Seiko 3871-751 represents an important milestone in Seiko's 1984 lineup. It features a Black dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-47bcf9abcd70]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1984

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