Seiko Cal. 3851 - 557

The Seiko 3851-557 represents an important milestone in Seiko's 1997 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-a4e25abdfb9c]

Also known as: Samurai, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1997

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