Seiko Cal. 3877 - 389

The Seiko 3877-389 represents an important milestone in Seiko's 1989 lineup. With its 19mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-fb82aa4e9463]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1989

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