Seiko Cal. 4478 - 599

The 4478-599 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4478 caliber with 22j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-a213ac1a9d6b]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1984

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