The Waltham USA Open-Face 17J Display Back Pocket Watch is a rare and vintage timepiece crafted in the United States around the early 1900s. This open-face pocket watch features Arabic numerals, a stem set and lever escapement, and a silver case with a hinged display back for easy inspection of the mechanical movement. With a classic design and a precision theme, this pocket watch is a unique and collectible piece for watch enthusiasts and collectors alike.