Seiko Cal. 7156 - 225

Released in 1981, the Cal. 7156 with design code 225 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-9610d2dcb0ea]

Also known as: Helmet, Sea Horse

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1981

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