Seiko Cal. 4563 - 846

The 4563-846 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4563 caliber with 31j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-f996d7248ec5]

Also known as: Monster, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1978

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