Seiko Cal. 3871 - 981

The Seiko 3871-981 represents an important milestone in Seiko's 1989 lineup. It features a Black dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-49d1d309dc23]

Also known as: Bellmatic, Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1989

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