BOUCHERON LADIES' "EVENTAIL" WRISTWATCH In yellow gold, articulated tubogaz bracelet, gilt dial, clasp set with old-cut round diamonds set in platinum. Hand-wound mechanical movement, signed Merimont. Not signed. Verger Frères hallmark inside the case. Circa 1940. A diamond, 18k gold and platinum "Eventail" lady's wristwatch, by Boucheron. Circa 1940. Not signed. RC : Serial number engraved inside the case: 1011. Safety catch. Length : 18 cm. Gross weight: 49.8 g (18k - 750 and Pt - 950). Bibliography : - NERET Gilles, Boucheron, Le joaillier du temps, Conti, 1992, model reproduced on p. 128. - NERET Gilles, Boucheron, Histoire d'une dynastie de joailliers, Pont Royal, 1989, similar model reproduced on p.136.