Seiko Cal. 3871 - 884

The Seiko 3871-884 represents an important milestone in Seiko's 1983 lineup. Powered by the 3871 caliber with 29j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-f13088ebc734]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1983

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