Seiko Cal. 6371 - 877

The Seiko 6371-877 represents an important milestone in Seiko's 1986 lineup. Powered by the 6371 caliber with 18j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-7927b05125a9]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1986

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