Seiko Cal. 3880 - 687

The Seiko 3880-687 represents an important milestone in Seiko's 1976 lineup. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-05fc0edab8a5]

Also known as: Samurai

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1976

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