Seiko Cal. 7140 - 165

This Hand-Winding model from 1980 features a 42mm Hardlex-Coated Steel case. It features a White dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-d1d5b9834431]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1980

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