Seiko Cal. 7156 - 556

This Hand-Winding model from 1990 features a 43mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-c4b12d1d68ca]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1990

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