Seiko Cal. 3854 - 910

Seiko 3854-910

This Automatic model from 1968 features a 42mm Two-Tone case. With its 20mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-d2089ac7d236]

Also known as: Sumo, Crown

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
42mm
Case Thickness
13.2mm
Lug Width
20mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Cream
Jewels
27j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1968

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