Seiko Cal. 4426 - 770

The Seiko 4426-770 represents an important milestone in Seiko's 1989 lineup. It features a White dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-28aa8d1b2ada]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

14.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1989

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