Seiko Cal. 3851 - 557

The Seiko 3851-557 represents an important milestone in Seiko's 1995 lineup. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-600b15fc9ece]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

28j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1995

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