Seiko Cal. 4538 - 945

The Seiko 4538-945 represents an important milestone in Seiko's 1999 lineup. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-d66fe9751eab]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1999

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