Seiko Cal. 0730 - 133

The Seiko 0730-133 represents an important milestone in Seiko's 1967 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-a1efbe7ca656]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1967

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