An 18th century silver pair-cased open-face keywind Verge pocket watch, white enamel dial with Arabic numerals, central subsidiary calendar dial and ornate engraved movement back plate and balance cock, movement no. 512, indistinct hallmarks, outer case width 61mm, working order Good overall condition, working order, dial has a restored chip on the edge near 6 along with a few very faint hairline cracks near 7 and 11, glass and case are lightly abraded, cases close flush and firmly, push button has a polished hole but is still working.