501 Gold and diamond brooch, 'Grain de Café', 1950s

502 Pair of gold and ruby brooches, circa 1940

503 Coral and and diamond bracelet, 1930s

504 Gold and diamond sautoir and a belt buckle, ‘Sèvres’, circa 1975

505 Gem set and diamond parure, ‘Carré', 1980s

506 Ruby, emerald and diamond brooch, 1960s

507 Sapphire and diamond ring

508 Gem set and diamond demi-parure, 'Celtaura'

509 Gem set and diamond bangle, 'Celtaura'

510 Sapphire and diamond ring, ‘Trombino’

511 Spinel ring, 6.24克拉 天然 「坦桑尼亞」未經加熱粉紅色尖晶石 戒指

512 Very Fine spinel ring, 10.91克拉 天然 「緬甸」未經加熱尖晶石 戒指

513 Very Fine sapphire ring, 7.67克拉 天然 「緬甸皇家藍」未經加熱藍寶石 戒指

514 Attractive pink sapphire and diamond ring

515 Pair of natural pearl and diamond earrings, 天然珍珠 配 鑽石 耳環一對

516 Unmounted diamond

518 Diamond ring

519 Fancy Intense Yellow diamond ring, 格拉夫 | 16.28克拉 濃彩黃色鑽石 戒指

520 Sapphire and diamond ring

521 Diamond demi-parure, ‘Flower’, 路易威登 | ‘Flower’ F色 鑽石 戒指 及 耳環套裝（鑽石總重12.26克拉）

522 Diamond demi-parure, ‘Star’, 路易威登 | ‘Star’ F及G色 鑽石 戒指 配 耳環套裝（鑽石總重12.51克拉）

523 Pair of lacquer, emerald and diamond cufflinks, 'Panthère', 卡地亞 | 'Panthère' 漆 配 祖母綠 及 鑽石 袖口一對

524 Fancy Dark Bluish Gray diamond ring

525 Sapphire and diamond brooch, 1960s

526 Onyx, emerald and diamond bangle, 'Panthère', 卡地亞 | 'Panthère' 縞瑪瑙 配 祖母綠 及 鑽石 手鐲

527 Iconic lady's onyx, emerald and diamond wristwatch, 'Panthère', 卡地亞 | 'Panthère' 縞瑪瑙 配 祖母綠 及 鑽石 腕錶

528 Unique pink sapphire and diamond demi-parure, 蕭邦 | 粉紅色剛玉 配 鑽石 項鏈 及 耳環套裝

529 Fancy Deep Orange-Brown diamond ring

530 Fancy Intense Yellow diamond ring

531 Coloured diamond and diamond bangle

532 Fancy Deep Orange-Brown diamond, azurmalachite and diamond pendant, 'The Earth Star'

533 Fancy Vivid Yellow diamond ring

534 Attractive ruby and diamond ring

535 Pair of emerald and sapphire ear clips, circa 1957

536 Emerald and sapphire bracelet, circa 1948

537 Sapphire and emerald ring. 'Abstraite', circa 1957

538 Unique gem set and diamond necklace/brooch combination, circa 1935

539 Natural pearl and diamond demi-parure

540 Diamond ring

541 Fancy Deep Grayish Yellowish Green diamond ring

543 Charming onyx and diamond brooch, circa 1950

544 Pair of diamond brooches, 1930s

545 Unmounted sapphire

546 Emerald and diamond necklace

547 Diamond bracelet, circa 1930

548 Emerald and diamond ring

549 Diamond bracelet/choker combination, circa 1900

550 Conch pearl and diamond tiara, early 20th-century, 海螺珠 配 鑽石 冠冕，二十世紀早期