Seiko Cal. 4478 - 798

The 4478-798 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4478 caliber with 33j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-aa93e608e12e]

Also known as: Monster, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1985

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