Seiko Cal. 3820 - 247

Seiko 3820-247

This Automatic model from 1970 features a 37mm Two-Tone case. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-94c9ccaed4d4]

Also known as: Sea Horse

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
37mm
Case Thickness
10.0mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Champagne
Jewels
28j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1970

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seikata-wm-94c9ccaed4d4