A gold and diamond collar necklace, by Boucheron, 1987
The front designed as three articulated rows of brilliant-cut diamonds, connected by baguette-cut diamond ribbon motifs, continuing to the back as a double-row of brilliant-cut diamonds, mounted in 18 carat yellow gold, diamonds approximately 20.95 carat total, signed Boucheron, workshop mark DLd, London hallmark, length 34.5cm, fitted maker's case