Seiko Cal. 4557 - 812

Seiko 4557-812

The 4557-812 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-df50d0259d4b]

Also known as: UFO, Silverwave

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
41mm
Case Thickness
9.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Navy
Jewels
29j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1988

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