Patek & Czapek. An exceptionally rare 18K gold, diamond, emerald and ruby-set openface miniature cylinder watch Signed Patek & Czapek à Genève, No. 489, manufactured in 1841 Movement: 10’’’ (22.56 mm), cylinder escapement, 10 jewels, keywound, signed underneath the dial P, C and numbered 489. Dial: silver, with fired black champlevé enamel Roman numerals, center engraved with winged cherub’s head surmounted by seven stars within foliage and scrolls, signed underneath “Czapek” Case: four-part, joined by three hinges, coin-edge center part, gold cuvette with engraved name and description of the movement, spring-loaded back cover released by pressing the pushbutton in the pendant, 25.6 mm. diam., cuvette signed and numbered With: Patek Philippe Extract from the Archives confirming production of the present watch with engraved dial, chased floral motif ornament with diamonds and emeralds on the case back in 1841 and its subsequent sale on 5 November 1842.