Seiko Cal. 0723 - 135

The Seiko 0723-135 represents an important milestone in Seiko's 1983 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b7fd06bf585f]

Also known as: Helmet, World Timer

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1983

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