Seiko Cal. 3887 - 630

The Seiko 3887-630 represents an important milestone in Seiko's 1988 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-b216aab4bf79]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1988

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