Seiko Cal. 3850 - 523

Seiko 3850-523

This Automatic model from 1970 features a 43mm Titanium case. Powered by the 3850 caliber with 26j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-aa6a90c0d560]

Also known as: Sumo

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
43mm
Case Thickness
14.3mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Green
Jewels
26j
Frequency
21,600 bph
Power Reserve
72 hours
Year
1970

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seikata-wm-aa6a90c0d560