Seiko Cal. 3879 - 418

The Seiko 3879-418 represents an important milestone in Seiko's 1985 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-d0dbe02fe01a]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1985

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