Seiko Cal. 4563 - 899

The 4563-899 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4563 caliber with 25j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-30de4e0687bf]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1980

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