Seiko Cal. 4557 - 672

Released in 1986, the Cal. 4557 with design code 672 was part of Seiko's domestic market collection. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-4a79dbd33da4]

Also known as: Helmet, UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1986

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