Soap watch in yellow gold (750) and polychrome enamel. The lids are decorated, on one side, with the presumed portrait of Abdülmecid I (1823-1861), Ottoman Sultan and Caliph of Islam, in a rectangular reserve, and on the other side, with a view of the Saint Sophia Mosque in Istanbul, in a four-lobed cartouche, surrounded by foliage and fluerons or shells. Unsigned white enamel dial, hour markers with black painted Turkish numerals and minute scale. Key-wound mechanical spiral movement. Yellow gold (750) dust cover signed "HOURIET" and numbered 2835. Back cover numbered 2834. For the Ottoman market, mid-19th century Neuchatel chevron hallmark, used between 1814 and 1852. Repoinçonnée au Hibou. Gross weight : 63.8 g. - Diameter: 46 mm Hairline and old restoration on the dial; glass replaced by plexiglass; wear, scratches, a few dents and missing enamels; threaded pin on the bail to be revised and replaced. HOURIET, a dynasty of watchmakers active throughout the 19th century in Neuchatel and Le Locle, Switzerland, and in Europe. Abdülmecid I (1823-1861) restored the Basilica of Saint Sophie between 1847 and 1849.