Seiko Cal. 3877 - 143

The Seiko 3877-143 represents an important milestone in Seiko's 1965 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-45d4fce17ff8]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1965

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