Seiko Cal. 3847 - 722

Seiko 3847-722

The 3847-722 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3847 caliber with 31j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-4b3f5ae34b2c]

Also known as: Samurai, World Timer

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
45mm
Case Thickness
13.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
Silver
Jewels
31j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1969

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