Seiko Cal. 4578 - 205

The Seiko 4578-205 represents an important milestone in Seiko's 1990 lineup. With its 19mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-42c85b867d81]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1990

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