Seiko Cal. 7180 - 784

This Hand-Winding model from 1975 features a 42mm Hardlex-Coated Steel case. With its 19mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-5160eeaa3cb0]

Also known as: Bullhead, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1975

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