Seiko Cal. 3851 - 512

The Seiko 3851-512 represents an important milestone in Seiko's 1979 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-0df139ba2b41]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1979

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