You are viewing a fine quality Swiss 800 silver open face pocket watch made around 1890. The case measures 2" in diameter. On the back cover is a finely engraved mansion. Inside the back cover it is marked: 0.800 and has the Swiss Grouse hallmark. On the dust cover it is marked: Cylindre, FULL, jeweled. The movement is not marked; but it is a high grade movement. The watch is stem set and wound. The watch winds, sets, runs and keeps time.