Seiko Cal. 4476 - 729

The Seiko 4476-729 represents an important milestone in Seiko's 1968 lineup. With its 19mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-18e096641a70]

Also known as: Sportsmatic, Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1968

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