Seiko Cal. 0728 - 831

Seiko 0728-831

This Automatic model from 1968 features a 35mm Two-Tone case. With its 19mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-20a268ff3243]

Also known as: Golden Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
35mm
Case Thickness
12.3mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Green
Jewels
32j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1968

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seikata-wm-20a268ff3243