Seiko Cal. 7091 - 831

Seiko 7091-831

The Seiko 7091-831 represents an important milestone in Seiko's 1975 lineup. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-11fc2b5fff64]

Also known as: Sportsmatic

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
10.0mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
180m
Dial Color
Green
Jewels
30j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1975

Related Models

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