Seiko Cal. 4478 - 591

The 4478-591 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-bd6a79960c28]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1975

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