ENGLISH Men's vintage sterling silver Pocket Watch

BRITISH - STERLING SILVER-RARE open faced pocket watch with black center sweep seconds. 15 Jewel, ¾ plate, stem wind, lever set running well. Perfect porcelain double sunk dial is original with black Roman numerals, and black minute markers and original silver spade pointers. 53 mm diameter. Sweep seconds models are very rare and this one is in excellent condition and was possibly used as a "Doctor's Watch". Heavy sterling silver case is fully hallmarked.