Seiko Cal. 4497 - 842

This Hand-Winding model from 1979 features a 40mm Stainless Steel case. With its 20mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-c7c33b8f0667]

Also known as: Tuna, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1979

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