Seiko Cal. 3871 - 743

The Seiko 3871-743 represents an important milestone in Seiko's 1977 lineup. Powered by the 3871 caliber with 29j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-749214c82207]

Also known as: Goldfeather

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1977

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