Seiko Cal. 3879 - 437

The Seiko 3879-437 represents an important milestone in Seiko's 1969 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-368c82f267c9]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1969

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