Seiko Cal. 4478 - 244

The 4478-244 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4478 caliber with 29j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-0161d607ad4e]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1985

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