Seiko Cal. 4577 - 331

Seiko 4577-331

The 4577-331 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4577 caliber with 27j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-f9f4f1305323]

Also known as: Pogue

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
12.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Navy
Jewels
27j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1975

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