Seiko Cal. 4578 - 543

The Seiko 4578-543 represents an important milestone in Seiko's 1966 lineup. With its 18mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-be2151bb560a]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1966

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