Seiko Cal. 3877 - 904

The Seiko 3877-904 represents an important milestone in Seiko's 1986 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-6b240483918c]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1986

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