501 Gold tiara, second half of the 19th century

502 Gold and glass necklace, circa 1880

503 Micromosaic and enamel pendant, mid-19th century

504 Emerald, ruby and enamel pendent brooch, circa 1860

505 Gem set, enamel and diamond necklace, circa 1895

506 Gold necklace, circa 1870

507 Gold, emerald and blister pearl necklace, circa 1890

508 Jadeite, ruby and emerald buckle, late 19th century

509 Diamond necklace, 1880s

511 Pair of ruby and diamond pendent earrings, mid-19th century and later

512 Gem set and diamond jewel, circa 1900

513 Exceptional natural pearl, ruby and diamond necklace

515 Gem set and diamond brooch, ‘Palmette’, circa 1936

516 Gold and diamond brooch, ‘Mimosa’, circa 1950

517 Unique emerald, pink sapphire and diamond brooch, ‘Giulia’, circa 1989

518 Unique pair of gem set and diamond ear clips, ‘Cacatoes’, circa 1989

519 Pair of sapphire and diamond pendent ear clips, 1970s

520 Fancy Intense Yellow diamond ring

521 Ruby and diamond parure, 1980s

522 Pair of emerald and diamond pendent ear clips

524 Emerald and diamond parure

526 Pair of Fancy Intense Yellow diamond earrings

527 Diamond bracelet, 1970s

528 Diamond ring

529 Emerald and diamond necklace

531 Diamond sautoir

532 'Mystery-set' gold, ruby and diamond cigarette case, circa 1950

533 Emerald and diamond ring

534 Fine sapphire and diamond pendent necklace

535 Impressive Fancy Intense Yellow diamond ring

536 Rare nephrite, hardstone, mother-of-pearl and diamond mystery clock, circa 1980

537 Pair of diamond pendent earrings

538 Diamond rivière necklace

539 Unique pair of gem set pendent earrings, ‘Animal World’

540 Colour change sapphire and diamond ring

541 Tourmaline, tanzanite and diamond brooch, ‘Fireworks’, circa 1993

542 Pink sapphire and diamond ring

544 Lady's emerald and diamond wristwatch, 'Serpenti'

545 Superb sapphire, purple sapphire and diamond ring

546 'Mystery-set' sapphire and diamond ring

547 'Mystery-set' pair of sapphire and diamond pendent ear clips

548 'Mystery-set' sapphire and diamond bracelet

549 Natural pearl and diamond pendant

550 Pair of ruby and diamond ear clips, circa 1970

551 Attractive ruby and diamond necklace

552 Exquisite onyx and diamond brooch, 1910

553 Diamond bracelet, 1950s

554 Ruby and diamond necklace, 1950s