Seiko Cal. 4557 - 428

Seiko 4557-428

The 4557-428 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4557 caliber with 36j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-a6ddb74c4b75]

Also known as: Samurai, Pogue

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
46mm
Case Thickness
12.2mm
Lug Width
21mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
White
Jewels
36j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1978

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