French gold quarter repeating virgule watch Circa 1791

Earliest known Lépine caliber watch made by Breguet
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The earliest known Lepine caliber quarter repeating pocket watch made by Breguet in museum like quality with virgule escapement and wolf-tooth wheels in 18k gold case with original shagreen covered protective case with original Breguet certi cate no. 4372, circa 1791. The case is brass, gilt, applied shagreen, gold, polished and signed dome, pusher for repetition via pendant. Dial is white enamel, early Breguet numerals, signed: “Breguet à Paris”, outer minute divisions, gold Breguet hands. Lepine caliber, keywind, regilt, 1 hammer, wolf-tooth standing going barrel, wolf-tooth wheels for going and repeating trains, specially formed pinions, virgule escapement, three arm monometallic balance, blued steel at balance spring, Lepine  type quarter repeating system.
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Diameter: 62 mm
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Weight: 151 g
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Signed: Breguet Paris