Seiko Cal. 4478 - 973

The 4478-973 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-1f11532a0c43]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1976

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