Seiko Cal. 7156 - 229

This Hand-Winding model from 1970 features a 35mm Hardlex-Coated Steel case. It features a Silver dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-e9995e336d08]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1970

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