French 20K gold quarter repeating pocket watch Circa 1822

Gold cylinder pocket watch with open face by Breguet
–
Extremely fine and rare, key-winding, Swiss pocket watch with quarter repeater on two steel gongs complication, circa 1822.
Round-shaped, open faced, 20K yellow gold pocket watch with engine-turned covers. Gold cuvette. Silver guilloché engine-turned dial with Roman radial hours, outer minutes track, and blued Breguet hands. And gilded brass movement with going barrel, overhanging ruby set cylinder escapement, monometallic balance (in gold), blued steel flat hairspring, blued steel index regulator, and polished steel parachute. Cuvette and dial signed. Accompanied by certificate and gold winding key.
–
Diameter: 38 mm
–
Weight: 45 g
–
Signed: Breguet
–
The Breguet Certificate n°4 317, dated May 28, 2009, mentioned that this watch was sold on July 2, 1822, to Sir Henry Potherston for 2 400 Francs. The watch comes from a series of three “Répétition or à cuvette, 15 lignes »