Manufacturer Seiko Caliber Number 8R46, 8R46A Family/Series 8R Movement Type Automatic In-House Yes Lignes 12.5”’ Diameter 28.6mm Height 7.62mm Jewels...
Vertical Clutch
Manufacturer Frédéric Piguet Caliber Number 1271 Type Quartz (mechaquartz) Lignes 12”’ Diameter 27.60mm Thickness 6.1mm Battery Cell Number 394 Claimed...
Brand Omega Caliber Number 8605 Movement Type Automatic, Chronograph Power Reserve 60 hours Vibrations Per Hour 28,800bph Hairspring Silicon Si14...
Brand Omega Caliber Number 9300 Movement Type Automatic, Chronograph In-House? Yes Jewels 54 Power Reserve 60 hours Vibrations Per Hour...
Seiko caliber 8R28 found in an Ananta model SRQ011. This automatic chronograph movement has 34 jewels, power reserve of 45+ hours, consists of 292 parts, and beats at 28,800 vph. It has a column wheel and vertical clutch. Made in Japan.