Seiko Cal. 4556 - 578

Seiko 4556-578

The 4556-578 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4556 caliber with 27j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-0fd7abb184f0]

Also known as: Sportsmatic, Crown

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
9.1mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
130m
Dial Color
White
Jewels
27j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1981

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