Seiko Cal. 4557 - 746

Seiko 4557-746

The 4557-746 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-a851ec2a7969]

Also known as: Helmet

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
12.7mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
80m
Dial Color
Green
Jewels
18j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1968

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seikata-wm-a851ec2a7969