Seiko Cal. 4454 - 577

Seiko 4454-577

The 4454-577 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4454 caliber with 20j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-dcd89096937a]

Also known as: Silverwave, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
13.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Silver
Jewels
20j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1971

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seikata-wm-dcd89096937a