A French Belle Époque old-cut diamond lavalier necklace, with an estimated total diamond weight of 2.50ct, consisting of a pear-shaped old-cut diamond in claw-setting, suspending from a tapered and articulated bar with millgrain details set with a row of graduated single-cut diamonds, to an old European-cut diamond surmount, 3.8 cm drop, on a 43.0 cm long Figaro link chain, unmarked white metal surface testing as platinum, 5.7 grams. Please note: Unless otherwise stated, lots have been tested using an electronic tester. This is a surface test only and is not a guarantee of metal purity. Pear-shaped old-cut diamond approximately measures 10.0 x 8.1 x 4.2 mm (2.10ct) diamond surmount 4.3 x 4.3 x 2.9 mm (0.34ct)