Aubert & Fils. An 18K gold key wind open face quarter repeating pocket watch

Aubert & Fils. An 18K gold key wind open face quarter repeating pocket watch
Date: Circa 1830
Movement: Cylinder, 3-arm balance, two polished hammers striking on two gongs
Dial: Gilt, foliate engraved chapter ring with black Roman numerals, black outer minute divisions, blued steel fuchsia style hands
Case: Engine turned hinged, repeat within stem, No.4945
Signed: Cuvette
Size: 51mm