Seiko Cal. 4557 - 190

The Seiko 4557-190 represents an important milestone in Seiko's 1989 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-40e98d44911c]

Also known as: Helmet, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1989

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