Seiko Cal. 3847 - 190

Seiko 3847-190

This Spring Drive model from 1971 features a 36mm PVD Black case. Powered by the 3847 caliber with 24j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-de67f55ce8da]

Also known as: Sportsmatic

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
36mm
Case Thickness
11.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1971

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