Seiko Cal. 3877 - 864

The Seiko 3877-864 represents an important milestone in Seiko's 1988 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-437ef2661060]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1988

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