Seiko Cal. 4557 - 729

The 4557-729 is a sought-after Solar piece from Seiko's golden era. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-f8cb312ca8cd]

Also known as: UFO, Sea Horse

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1974

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