Open face keyless, dress pocket watch on chain, ca. 1925. Guilloche dial with Arabic hours, blue steel hands, rock crystal case with enameled Roman numeral chapter ring and diamond platinum edge. 45mm. European Watch & Clock Co. movement, 19 jewels, 8 adjusts, French marks, on Cartier, Paris 15" platinum fetter link chain #0655
No damage noted. Runs and sets. Beautiful condition.