Seiko Cal. 0731 - 430

Seiko 0731-430

The Seiko 0731-430 represents an important milestone in Seiko's 1970 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-ea392eacb700]

Also known as: Silverwave, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
41mm
Case Thickness
9.6mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
130m
Dial Color
Silver
Jewels
21j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1970

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seikata-wm-ea392eacb700