Seiko Cal. 4590 - 755

The Seiko 4590-755 represents an important milestone in Seiko's 1997 lineup. The Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-5bbebe4b6e87]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1997

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