Seiko Cal. 4450 - 253

This Spring Drive model from 1966 features a 43mm Hardlex-Coated Steel case. With its 18mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-92b8f02fcd08]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1966

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