OMEGA Kirby Beard Type Chronograph Circa 1900. Omega... Lot 11

OMEGA Kirby Beard Type Chronograph Circa 1900. Omega Chronotachymeter 463 626 8, SGDG patented enamel dial with kilometre-based tachymeter scale allowing to determine - by simple reading and without calculation - any speed between 10,5 and 250 km/h, 15 minutes totalizer reported at noon, starting with six divisions whose colours indicate the turns of the tachymeter scale to be read, Arabic numerals for the hours, minute track with lines to the 5th of a second, bronze case. bronze case. Working, not overhauled. Diameter: 53 mm.