Seiko Cal. 4558 - 561

Seiko 4558-561

The 4558-561 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4558 caliber with 20j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-33eb33e1bc51]

Also known as: Silverwave

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
35mm
Case Thickness
15.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
20j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1972

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