Seiko Cal. 4478 - 798

Seiko 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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