Seiko Cal. 7156 - 720

The Seiko 7156-720 represents an important milestone in Seiko's 1989 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-02e1ec19dbe9]

Also known as: Samurai, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1989

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