Seiko Cal. 4417 - 175

This Spring Drive model from 1977 features a 42mm Hardlex-Coated Steel case. With its 20mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-c06172d624d8]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1977

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