Seiko Cal. 6397 - 747

Seiko 6397-747

The 6397-747 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6397 caliber with 33j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-b0dacfa34299]

Also known as: Bullhead, Emperor

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
35mm
Case Thickness
14.5mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
160m
Dial Color
White
Jewels
33j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1971

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