Seiko Cal. 7142 - 740

Seiko 7142-740

The Seiko 7142-740 represents an important milestone in Seiko's 1969 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-bf3c39048766]

Also known as: Helmet

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
11.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
80m
Dial Color
Burgundy
Jewels
27j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1969

Related Models

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