Seiko Cal. 7017 - 990

This Hand-Winding model from 1970 features a 40mm Hardlex-Coated Steel case. With its 19mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-2dc479371f6e]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1970

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