Seiko Cal. 4487 - 249

This Hand-Winding model from 1971 features a 34mm Hardlex-Coated Steel case. With its 21mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-27e328f82676]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1971

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