Seiko Cal. 4577 - 547

Seiko 4577-547

The 4577-547 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4577 caliber with 31j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-05aca6052c21]

Also known as: Arnie

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
12.7mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Champagne
Jewels
31j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1965

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seikata-wm-05aca6052c21