Antique Pocket Watch Mechanical Movement - Historical Illustration #3087998 (License: Personal Use)

This black-and-white engraving depicts an open-faced pocket watch with its internal mechanical movement fully exposed, including the balance wheel, lever escapement, mainspring barrel, and jewel bearings. Inscriptions indicate patents granted in England on August 6, 1880, and in the U.S. on September 23, 1880, along with serial number 1583150. The ornate case features beaded edges and a polished winding crown with a bow.

Used on horology history pages, museum digital archives, vintage watch collector sites, or educational content about 19th-century timekeeping technology; matches user intent for researching antique watch mechanics, patent history, or Victorian-era engineering.