Exceptional Jewels and Jadeite, Hong Kong

$33,386per carat Lot 626 Very fine emerald and diamond ring 5.84 ct · Colombia · No oil ×1.0 high estimate Estimate USD 153k – 191k USD 194,973$33,386 per carat $14,303per carat Lot 606 Emerald and diamond ring 8.08 ct · Colombia · Minor oil ×1.4 high estimate Estimate USD 70k – 83k USD 115,567$14,303 per carat $13,611per carat Lot 645 Unmounted fancy vivid orange-yellow diamond 1.02 ct · Fancy Vivid Orange-yellow · VS2 ×0.7 high estimate Estimate USD 10k – 20k USD 13,883$13,611 per carat $12,177per carat Lot 619 Emerald and diamond ring 6.43 ct · Colombia · Minor oil ×0.9 high estimate Estimate USD 61k – 89k USD 78,295$12,177 per carat $5,961per carat Lot 522 Ruby and diamond ring 4.11 ct · Mozambique · No heat ×0.5 high estimate Estimate USD 32k – 45k USD 24,499$5,961 per carat $4,554per carat Lot 620 Emerald and diamond brooch 2.69 ct · Colombia · Minor oil ×1.0 high estimate Estimate USD 6k – 12k USD 12,250$4,554 per carat $3,450per carat Lot 552 Emerald and diamond ring 25.98 ct · Colombia · Minor oil ×3.2 high estimate Estimate USD 20k – 28k USD 89,639$3,450 per carat $1,899per carat Lot 628 Emerald and diamond pendant 7.31 ct · Colombia · Minor to moderate oil ×0.9 high estimate Estimate USD 11k – 15k USD 13,883$1,899 per carat $1,611per carat Lot 601 Cms: emerald and diamond pendant necklace 100.92 ct · Minor oil ×1.6 high estimate Estimate USD 57k – 102k USD 162,562$1,611 per carat $1,583per carat Lot 603 Cms: colour-change star sapphire and diamond bracelet 33.02 ct · Ceylon · No heat ×1.4 high estimate Estimate USD 26k – 38k USD 52,265$1,583 per carat $1,563per carat Lot 576 Emerald, gem-set, diamond and enamel brooch 31.34 ct · Colombia · Insignificant oil ×1.9 high estimate Estimate USD 18k – 26k USD 48,998$1,563 per carat $1,209per carat Lot 589 Emerald and diamond ring 33.77 ct · Insignificant oil ×1.6 high estimate Estimate USD 17k – 26k USD 40,832$1,209 per carat

$13,611per carat Lot 645 Unmounted fancy vivid orange-yellow diamond 1.02 ct · Fancy Vivid Orange-yellow · VS2 ×0.7 high estimate Estimate USD 10k – 20k USD 13,883$13,611 per carat $6,860price paid Lot 511 Two coloured diamond and diamond brooches (2) ×0.9 high estimate Estimate USD 5k – 8k USD 6,860 Lot 598 Unmounted fancy vivid yellow diamond 4.10 ct · Fancy Vivid Yellow · VS1 Estimate USD 115k – 204k Not sold Lot 537 Fine fancy intense pink diamond, coloured diamond and diamond ring 1.01 ct · Fancy Intense Pink · SI1 Estimate USD 89k – 140k Not sold Lot 644 Fancy intense yellow-green diamond and diamond ring 1.29 ct · Fancy Intense Yellow-Green Estimate USD 23k – 36k Not sold

$778,360price paid Lot 648 Important emerald and diamond necklace, circa 1950 ×1.1 high estimate Estimate USD 612k – 702k USD 778,360 $35,932price paid Lot 550 Emerald and diamond bracelet, circa 1950 ×1.0 high estimate Estimate USD 28k – 36k USD 35,932 $26,132price paid Lot 570 Diamond bracelet, circa 1950 ×0.8 high estimate Estimate USD 26k – 32k USD 26,132 $16,333price paid Lot 555 Marchak: gem-set and diamond brooch, circa 1955 ×1.1 high estimate Estimate USD 10k – 15k USD 16,333 $13,883price paid Lot 546 Pair of diamond brooches, circa 1950 ×0.7 high estimate Estimate USD 14k – 19k USD 13,883 $9,800price paid Lot 568 Belle Époque gem-set and diamond pendant necklace, circa 1910 ×0.8 high estimate Estimate USD 9k – 13k USD 9,800 $8,983price paid Lot 549 Diamond and gem-set pendant necklace, circa 1920 ×0.9 high estimate Estimate USD 7k – 10k USD 8,983 $8,166price paid Lot 543 Diamond brooch, circa 1950 ×0.9 high estimate Estimate USD 7k – 10k USD 8,166 $6,533price paid Lot 581 Enamel, gem-set and diamond brooch, early 20th century ×0.9 high estimate Estimate USD 5k – 8k USD 6,533 Lot 548 Star ruby and diamond bracelet, circa 1935 Estimate USD 6k – 9k Not sold

$259,794price paid Lot 616 Fine spinel and diamond ring ×0.8 high estimate Estimate USD 230k – 306k USD 259,794 $126,911price paid Lot 637 Jadeite and diamond ring and pendent earrings (2) ×1.2 high estimate Estimate USD 83k – 108k USD 126,911 $81,536price paid Lot 525 Diamond necklace and earring set; and cultured pearl and diamond brooch (3) ×1.3 high estimate Estimate USD 32k – 64k USD 81,536 $52,265price paid Lot 609 Ruby and diamond necklace ×1.0 high estimate Estimate USD 26k – 51k USD 52,265 $48,998price paid Lot 579 Diamond brooch ×2.6 high estimate Estimate USD 14k – 19k USD 48,998 $45,732price paid Lot 509 Icy green jadeite bead and diamond necklace and earring set (2) ×3.0 high estimate Estimate USD 10k – 15k USD 45,732 $40,832price paid Lot 638 Jadeite and diamond 'Laughing buddha' pendant ×0.9 high estimate Estimate USD 32k – 45k USD 40,832 $32,666price paid Lot 524 Gem-set and diamond necklace and earring set (2) ×0.9 high estimate Estimate USD 18k – 36k USD 32,666 $29,399price paid Lot 526 Spinel and diamond ring ×0.8 high estimate Estimate USD 23k – 38k USD 29,399 $27,766price paid Lot 556 Nephrite, synthetic sapphire and diamond bracelet, attributed to David Webb ×3.6 high estimate Estimate USD 5k – 8k USD 27,766 $26,132price paid Lot 572 Diamond bracelet ×0.8 high estimate Estimate USD 26k – 32k USD 26,132 $26,132price paid Lot 527 Paraíba tourmaline and diamond ring ×0.9 high estimate Estimate USD 23k – 31k USD 26,132 $26,132price paid Lot 636 Jadeite bead, spinel, gem-set and diamond nekclace ×1.1 high estimate Estimate USD 12k – 23k USD 26,132 $24,499price paid Lot 539 Diamond bracelet, circa 1970 ×1.0 high estimate Estimate USD 18k – 26k USD 24,499 $21,233price paid Lot 565 Gem-set and diamond bracelet ×1.1 high estimate Estimate USD 14k – 19k USD 21,233 $21,233price paid Lot 624 Pair of emerald and diamond earrings ×1.2 high estimate Estimate USD 9k – 18k USD 21,233 $19,599price paid Lot 583 Jadeite and diamond 'Foliate' brooch ×0.4 high estimate Estimate USD 23k – 45k USD 19,599 $19,599price paid Lot 646 Coloured diamond and diamond floral necklace and earring set (2) ×0.5 high estimate Estimate USD 18k – 36k USD 19,599 $19,599price paid Lot 529 Diamond bangle ×0.8 high estimate Estimate USD 15k – 26k USD 19,599 $17,966price paid Lot 610 Ruby and diamond bracelet ×0.7 high estimate Estimate USD 13k – 26k USD 17,966 $17,966price paid Lot 633 Pair of jadeite and diamond earrings ×0.8 high estimate Estimate USD 11k – 23k USD 17,966 $17,966price paid Lot 559 Diamond and gem-set brooch ×1.9 high estimate Estimate USD 7k – 10k USD 17,966 $16,333price paid Lot 625 Diamond bracelet ×0.8 high estimate Estimate USD 11k – 20k USD 16,333 $16,333price paid Lot 514 Sapphire and diamond ring and earring set (2) ×1.6 high estimate Estimate USD 6k – 10k USD 16,333 $15,516price paid Lot 517 Pair of emerald and diamond pendent earrings ×0.5 high estimate Estimate USD 15k – 31k USD 15,516 $15,516price paid Lot 569 Diamond bracelet ×0.8 high estimate Estimate USD 14k – 19k USD 15,516 $15,516price paid Lot 578 Gem-set and diamond pendant necklace ×1.5 high estimate Estimate USD 8k – 10k USD 15,516 $14,700price paid Lot 515 Sapphire and diamond bracelet ×0.8 high estimate Estimate USD 9k – 18k USD 14,700 $13,883price paid Lot 588 Lavender jadeite bead, jadeite and diamond necklace ×0.5 high estimate Estimate USD 13k – 26k USD 13,883 $12,250price paid Lot 545 Diamond bracelet, circa 1960 ×0.6 high estimate Estimate USD 15k – 19k USD 12,250 $12,250price paid Lot 587 Lavender jadeite bangle ×1.0 high estimate Estimate USD 6k – 13k USD 12,250 $11,433price paid Lot 641 Diamond bracelet ×0.8 high estimate Estimate USD 7k – 14k USD 11,433 $11,433price paid Lot 530 Spinel, gem-set and diamond ring ×0.9 high estimate Estimate USD 8k – 13k USD 11,433 $11,433price paid Lot 554 Gem-set and diamond bangle ×0.9 high estimate Estimate USD 9k – 12k USD 11,433 $11,433price paid Lot 607 Ruby and diamond ring ×1.1 high estimate Estimate USD 6k – 10k USD 11,433 $10,616price paid Lot 558 Star ruby and diamond bangle ×1.1 high estimate Estimate USD 7k – 10k USD 10,616 $9,800price paid Lot 618 Diamond 'Halo' ring ×0.6 high estimate Estimate USD 8k – 15k USD 9,800 $9,800price paid Lot 564 Gem-set and diamond 'Palm tree' brooch, circa 1960 ×1.1 high estimate Estimate USD 6k – 9k USD 9,800 $9,800price paid Lot 508 Pair of jadeite and diamond pendent earrings ×1.5 high estimate Estimate USD 5k – 6k USD 9,800 $8,983price paid Lot 602 Multi-coloured star sapphire, moonstone and diamond crescent brooch ×0.7 high estimate Estimate USD 6k – 13k USD 8,983 $8,983price paid Lot 561 Pair of diamond pendent earrings ×0.9 high estimate Estimate USD 7k – 10k USD 8,983 $8,166price paid Lot 584 Coral, gem-set, coloured diamond and diamond 'Phoenix' brooch ×0.6 high estimate Estimate USD 6k – 13k USD 8,166 $8,166price paid Lot 585 Coral, gem-set and diamond 'Flamingo' brooch and foliate ring (2) ×0.6 high estimate Estimate USD 6k – 13k USD 8,166 $8,166price paid Lot 608 Spinel and diamond 'Flamingo' brooch ×0.8 high estimate Estimate USD 5k – 10k USD 8,166 $8,166price paid Lot 635 Jadeite, gem-set and diamond ring and earrings (2) ×0.8 high estimate Estimate USD 6k – 10k USD 8,166 $8,166price paid Lot 507 Jadeite and diamond pendant ×1.1 high estimate Estimate USD 6k – 8k USD 8,166 $8,166price paid Lot 580 Pair of gem-set and diamond earclips ×1.1 high estimate Estimate USD 5k – 8k USD 8,166 $7,840price paid Lot 521 Gold and diamond necklace ×0.6 high estimate Estimate USD 6k – 12k USD 7,840 $7,350price paid Lot 523 Pair of diamond bangles (2) ×0.7 high estimate Estimate USD 5k – 10k USD 7,350 $7,350price paid Lot 562 Ruby and diamond bracelet ×0.8 high estimate Estimate USD 7k – 10k USD 7,350 $6,533price paid Lot 506 Jadeite and diamond ring ×0.6 high estimate Estimate USD 5k – 10k USD 6,533 $6,533price paid Lot 510 Jadeite 'Saddle' ring ×1.0 high estimate Estimate USD 5k – 6k USD 6,533 $6,206price paid Lot 516 Gem-set and diamond 'Butterfly' brooch ×0.7 high estimate Estimate USD 4k – 9k USD 6,206 $6,206price paid Lot 520 Gem-set and diamond 'Cheerful' ring ×0.8 high estimate Estimate USD 4k – 8k USD 6,206 $5,716price paid Lot 577 Coloured diamond and diamond 'Giardinetto' brooch ×0.7 high estimate Estimate USD 5k – 8k USD 5,716 $5,226price paid Lot 563 Gem-set and diamond bar brooch ×1.0 high estimate Estimate USD 3k – 5k USD 5,226 $4,573price paid Lot 505 Diamond 'Ribbon bow' brooch ×0.7 high estimate Estimate USD 4k – 7k USD 4,573 $2,450price paid Lot 567 Diamond 'Lizard' brooch ×0.8 high estimate Estimate USD 2k – 3k USD 2,450 Lot 647 Pair of emerald and diamond pendent earrings Estimate USD 191k – 255k Not sold Lot 630 Spinel and diamond ring Estimate USD 121k – 191k Not sold Lot 597 Unmounted diamond Estimate USD 83k – 140k Not sold Lot 596 Unmounted diamond Estimate USD 36k – 70k Not sold Lot 592 Alexandrite chrysoberyl and gem-set ornament Estimate USD 38k – 64k Not sold Lot 586 Yellow jadeite bangle Estimate USD 36k – 57k Not sold Lot 617 Diamond pendant necklace Estimate USD 28k – 57k Not sold Lot 566 Diamond bracelet Estimate USD 32k – 45k Not sold Lot 643 Diamond rivière necklace Estimate USD 22k – 45k Not sold Lot 613 Black opal and diamond ring Estimate USD 28k – 38k Not sold Lot 532 Black opal and diamond ring Estimate USD 23k – 31k Not sold Lot 531 Diamond necklace Estimate USD 19k – 26k Not sold Lot 590 Alexandrite chrysoberyl and diamond pendant necklace Estimate USD 18k – 26k Not sold Lot 634 Lavender jadeite bangle Estimate USD 13k – 26k Not sold Lot 632 Pair of jadeite abacus rings, and diamond ring jacket (3) Estimate USD 12k – 23k Not sold Lot 642 Pair of diamond pendent earrings Estimate USD 10k – 20k Not sold Lot 533 Group of gem-set bangles (4) Estimate USD 10k – 19k Not sold Lot 512 Chrysoprase, sapphire and diamond ring Estimate USD 9k – 18k Not sold Lot 513 Diamond 'Butterfly' necklace Estimate USD 8k – 15k Not sold Lot 631 Jadeite 'Gourd', icy jadeite and diamond suite (3) Estimate USD 10k – 15k Not sold Lot 622 Gem-set and diamond bracelet Estimate USD 5k – 10k Not sold