Longines, an Art Deco platinum and diamond pocket watch, circa 1925, no. 4668799, the three piece

Longines, an Art Deco platinum and diamond pocket watch, circa 1925, no. 4668799, the three piece case with bordered with millegrain set old brilliant cut and old cut diamonds to the front and back, with a rose cut diamond winding crown and millegrain set rose cut diamond suspension loop, the engine turned dial with raised Arabic rose cut diamond set numerals, subsidiary seconds dial and engraved pointed baton hands, 17 jewel Longines bi-metallic movement cal. 17.95m no.4668799, case 45mm