An early 20th century diamond-set bracelet watch, by Tiffany & Co. Circa 1916, the circular silver dial with Roman numerals and blued steel hands, within a diamond-set bezel, the engraved case of floral motif, to the pierced millegrain-set diamond shoulders, centring upon a pair of graduated diamond collets, engraved bracelet, case back with engraved initials and dated 'Dec.25.1916', manual movement, dial signed Tiffany & Co. Length 16.8 cm