Platinum & diamond Watch no. Unknown

Case: Platinum with diamond set edge & bow Dial: Silvered, engine turned, applied arabic numerals, subsidiary seconds dial, outer minute dots, white cathedral hands, signed "S. Walewyk, Paris". Movement: Provenance: ???? - Haas Neveux, Geneva 2015 - Paul Beighton sold for £1,200 30 May 2015 "A gentlemans slim platinum cased pocket watch by makers Haas Neveux & Cie. Inlaid with diamonds and having guilloche enamel dial with arabic numeral markers and subsidiary seconds. Dial signed by retailers S. Walewyk, case 42mm wide."