J. M. FRENCH antique open face pocket watch keywind.

J. M. FRENCH antique open face pocket watch with key winding. 18K gold with gold dust cover. Dust cover labeled 'Demi CHRONOMETRE'. Case No. 34209. Key wind movement, pierced with compensation balance and blued screws, in working order. Enamelled white dial, partially chipped at the edge, Roman numerals and small second. Inscribed 'J.M. French Royal Exchange London 9'. glass scratched. Used, visible signs of wear on the case, dial and glass. Winding key enclosed. Diameter approx. 47.5mm.