Neglected necklace in 18k white gold and 850 thousandths platinum gold, the central motif set with old and pink brilliant-cut diamonds and a diamond-shaped sapphire, held on a fine forçat link chain and spring clasp. French work circa 1910, Art Deco period. Design size: 4.2 x 1.6 cm - Length: 41 cm Gross weight: 3.7 g