Seiko Cal. 7183 - 857

This Hand-Winding model from 1970 features a 42mm Stainless Steel case. With its 18mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-7fd28ca92ee5]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1970

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