Adler Barthelay, ref. 61208, an 18 carat white gold and diamond wristwatch, no. 24546, quartz chronograph movement, 23 jewels, cal. ETA 251.471, mother of pearl dial, applied Arabic numerals and dot markers, feuille hands, centre chronograph hand, subsidiary dials for constant seconds, 30 minute and 10 hour recording, date aperture at 6 o'clock, diamond set bezel, cabochon blue stone set crown and pushers, screwed down back with four screws, case and dial signed , on a black leather strap with a diamond set buckle, width 34mm