Seiko Cal. 4594 - 561

Seiko 4594-561

The 4594-561 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4594 caliber with 28j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-6d4b3605d50f]

Also known as: Monster, UFO

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Burgundy
Jewels
28j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1978

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