SPIRAL BREGUET gold gusset Compensated balance... Lot 7

SPIRAL BREGUET gold gusset Compensated balance wheel About 1900. Ref: 54801. 18K pink gold pocket watch. Round case, unsigned white dial, Roman numeral indexes, Arabic numeral minutes. Seconds counter at 6 o'clock. Mechanical movement with manual winding 15 jewels. Very clean mechanism. Gold plated chain. Diameter: 49 mm. Gross weight: 91.86 gr.