Seiko Cal. 3837 - 556

The Seiko 3837-556 represents an important milestone in Seiko's 1980 lineup. It features a Navy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-b56013e8166d]

Also known as: Samurai, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1980

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