Seiko Cal. 3840 - 928

Seiko 3840-928

The Seiko 3840-928 represents an important milestone in Seiko's 1973 lineup. With its 21mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-c7663fd3346b]

Also known as: Emperor

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
46mm
Case Thickness
13.6mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
50m
Dial Color
Burgundy
Jewels
28j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1973

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