English heavy precision hunting cased pocket watch Circa 1856

Gold pocket watch by John R. Arnold / Charles Frodsham
–
An English very fine, heavy precision hunting cased pocket watch, circa 1856.
This fine watch has an 18 carat gold, polished case with reeded band, signed movement protection cap and case maker punch mark “RB”; A numbered and signed enamel dial with radial Roman hours, auxiliary seconds and gold spade hands; And a keywind, firegilt and signed full plate movement with chain/fusee, an English lever escapement, a gold screw compensation balance, a florally engraved balance cock, a screwed on silver regulator scale and a chatoned diamond endstone on balance.
–
Diameter: 57 mm
–
Weight: 179 g
–
Signed: John R. Arnold / Charles Frodsham, 84 Strand, London
–
AD.Fmsz
The identifier AD.Fmsz on dial and movement signifies the highest movement quality produced by Frodsham from 1850 on. The code is easily deciphered: AD stands for anno Domini 1 2 3 4 5 6 7 8 0 F R O D S H A M Z Fmsz translates into 1850.