BOUCHERON. Ladies' secret wristwatch in 18k yellow gold, the rectangular curvex case concealed under a cover drawn with crosses in places set with eight-eighths-cut diamonds, the square, gilt dial with Arabic numerals and baton hour markers, the herringbone link bracelet, the secure ratchet clasp (missing a screw at the back). Quartz movement signed ETA reported. Signed on the back. Case number 72735 and back number 6001 5905. Unreadable French master mark. Case size : 2,3 x 1,1 cm - Length : 16,5 cm Gross weight : 46,8 g