Seiko Cal. 4457 - 635

The Seiko 4457-635 represents an important milestone in Seiko's 1973 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-ae2243508dff]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1973

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