Seiko Cal. 3871 - 444

The Seiko 3871-444 represents an important milestone in Seiko's 1975 lineup. Powered by the 3871 caliber with 20j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-f99fb29af64b]

Also known as: Shogun, Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1975

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