Results for “18 kt”

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Two-Color Gold, Green Enamel, Diamond and Sapphire Dragon Brooch: 18 kt. yellow and white gold, 91 single-cut diamonds ap. 1.35 cts., round sapphire eyes, minor enamel loss, ap. 35.4 dwts.

May 21, 2026

Two-Color Gold, Green Enamel, Diamond and Sapphire Dragon Brooch

Est. $3,000-$5,000

$1,500

DOYLE Auctioneers & AppraisersNew York, NY

Pair of White Gold and Diamond Hoop Earrings: 18 kt., round diamonds ap. 13.75 cts., ap. 17.7 dwts.

May 21, 2026

Pair of White Gold and Diamond Hoop Earrings

Est. $4,000-$6,000

$2,000

DOYLE Auctioneers & AppraisersNew York, NY

Fred Paris Two Gold, White Agate, Enamel and Diamond 'Laurel and Hardy' Pins: 18 kt., one round white agate bead ap. 11.0 mm., one pear-shaped white agate bead ap. 10.0 x 8.9 mm., 19 round diamonds ap. .25 ct., both signed Fred Paris, with maker's marks, minor enamel loss. With

May 21, 2026

Fred Paris Two Gold, White Agate, Enamel and Diamond 'Laurel and Hardy' Pins

Est. $2,000-$3,000

$1,000

DOYLE Auctioneers & AppraisersNew York, NY

Hammerman Brothers Gold, Platinum and Diamond Pendant Clip-Brooch: 18 kt., 61 round diamonds ap. 1.65 cts., signed HB, pendant loop added later, ap. 15.4 dwts.

May 21, 2026

Hammerman Brothers Gold, Platinum and Diamond Pendant Clip-Brooch

Est. $2,500-$3,500

$1,200

DOYLE Auctioneers & AppraisersNew York, NY

Cartier Pair of Gold Earclips: 18 kt., flattened chevron link pattern, signed Cartier, Italy, ap. 13 dwts.

May 21, 2026

Cartier Pair of Gold Earclips

Est. $2,000-$3,000

$1,000

DOYLE Auctioneers & AppraisersNew York, NY

Double Strand Gold Chain Necklace with White Gold and Diamond Heart Pendant: 18 kt. yellow and white gold, 60 round diamonds ap. 2.25 cts. ap. 28.4 dwts. gross. Length 16 7/8 inches.

May 21, 2026

Double Strand Gold Chain Necklace with White Gold and Diamond Heart Pendant

Est. $3,000-$5,000

$1,500

DOYLE Auctioneers & AppraisersNew York, NY

Bulgari Wide White Gold and Diamond 'B.Zero1' Band Ring: 18 kt., small round diamonds ap. .95 ct., engraved 'Bvlgari Bvlgari', signed Bulgari, Made in Italy, with Italian assay mark, ap. 8.7 dwts. Size 5 1/4 (51).

May 21, 2026

Bulgari Wide White Gold and Diamond 'B.Zero1' Band Ring

Est. $2,500-$3,500

$1,200

DOYLE Auctioneers & AppraisersNew York, NY

Pair of White Gold, Sapphire and Diamond Earclips: 18 kt., 30 collet-set oval sapphires ap. 14.25 cts., round diamonds ap. 5.50 cts., ap. 17.7 dwts.

May 21, 2026

Pair of White Gold, Sapphire and Diamond Earclips

Est. $3,000-$5,000

$1,500

DOYLE Auctioneers & AppraisersNew York, NY

Antique Gold, Enamel, Baroque Pearl, Gem-Set and Diamond Snake and Bird Pendant-Brooch, France: 18 kt., multicolored enamel, one oval pearl ap. 11.9 x 11.7 mm., cushion-shaped rubies and simulated emeralds, rose-cut diamonds, small oval and round cabochon ruby eyes, with French assay mark, minor

May 21, 2026

Antique Gold, Enamel, Baroque Pearl, Gem-Set and Diamond Snake and Bird Pendant-Brooch, France

Est. $1,000-$1,500

$500

DOYLE Auctioneers & AppraisersNew York, NY

Gold, Turquoise and Diamond Pendant-Brooch and Pair of Earclips: 18 kt., 3 oval cabochon turquoise ap. 25.0 x 17.5 x 6.0 and 21.4 x 12.5 x 8.0 mm., 82 round diamonds ap. 3.25 cts., brooch signed Parisian Dessin, with maker's mark, four diamonds missing, ap. 34.3 dw

May 21, 2026

Gold, Turquoise and Diamond Pendant-Brooch and Pair of Earclips

Est. $5,000-$7,000

$2,500

DOYLE Auctioneers & AppraisersNew York, NY

ETTORE SOTTSASS 1917-2007 Pendente 1984 - ETTORE SOTTSASS 1917-2007 Pendant 1948: Oro 18 kt, ed. 9/19. 8,00 x 3,00 x 3,00 cm Firmato e numerato al verso della base, punzone oro. L'oggetto è stato realizzato in 25 esemplari numerati per Giovanni Giovanniello, Senatore della Repubbl

2 days Left

ETTORE SOTTSASS 1917-2007 Pendente 1984 - ETTORE SOTTSASS 1917-2007 Pendant 1948

Est. €2,500-€3,000

€2,000

Aste Bolaffi Torino, Piedmont

Gold, Platinum, Yellow Sapphire and Diamond Pendant with Gold Chain Necklace: 14 kt., one cushion-shaped yellow sapphire weighing 6.66 cts., 23 old European-cut diamonds ap. .30 ct., ap. 4.5 dwts. Length 18 1/4 inches. With GIA report no. 6237899232 stating no indications of he

May 21, 2026

Gold, Platinum, Yellow Sapphire and Diamond Pendant with Gold Chain Necklace

Est. $2,000-$3,000

$1,000

DOYLE Auctioneers & AppraisersNew York, NY

Diana Vincent Gold, Spessartine Garnet, Colored Diamond and Diamond Ring: 18 kt., one oval spessartine garnet ap. 10.25 cts., pavé-set round greenish yellow and near colorless diamonds ap. 2.35 cts., signed Diana Vincent, ap. 11.6 dwts. Size 9. The colored diamonds hav

May 21, 2026

Diana Vincent Gold, Spessartine Garnet, Colored Diamond and Diamond Ring

Est. $2,000-$3,000

$1,000

DOYLE Auctioneers & AppraisersNew York, NY

Gold and Diamond Necklace: 18 kt., 119 round diamonds ap. 5.90 cts., ap. 64.6 dwts. Length 17 7/8 inches.

May 21, 2026

Gold and Diamond Necklace

Est. $6,000-$8,000

$3,000

DOYLE Auctioneers & AppraisersNew York, NY

14 KT Yellow Gold Natural Diamond Leaf Pendant and Chain # 2117: # 2117 14 KT Yellow Gold Natural Diamond Leaf Pendant and Chain 3 pieces diamond 0.03 carat(t.w.) 18” chain with spring ring clasp closure Pendant and Chain Weight: 4.10 grams Pendant: 28 mm x 1

May 31, 2026

14 KT Yellow Gold Natural Diamond Leaf Pendant and Chain # 2117

Est. $400-$500

$350

Treasured AuctionsWestbury, NY

Pair of Gold Earclips: 18 kt., signed Italy, with Italian assay mark, ap. 19.8 dwts.

May 21, 2026

Pair of Gold Earclips

Est. $1,500-$2,000

$750

DOYLE Auctioneers & AppraisersNew York, NY

Pair of Two-Color Gold, Yellow Sapphire and Diamond Earclips: 18 kt. yellow and white gold, 2 collet-set oval yellow sapphires ap. 7.0 x 5.5 mm., 110 round yellow sapphires ap. 11.65 cts., 28 round diamonds ap. .40 ct., ap. 15.4 dwts.

May 21, 2026

Pair of Two-Color Gold, Yellow Sapphire and Diamond Earclips

Est. $2,000-$3,000

$1,000

DOYLE Auctioneers & AppraisersNew York, NY

14 KT Yellow Gold Natural Diamond Pendant and Chain # 2123: # 2123 14 KT Yellow Gold Natural Diamond Pendant and Chain 16 pieces baguette diamond 0.25 carat(t.w.) 18” chain with spring ring clasp closure Pendant and Chain Weight: 1.30 grams Pendant: 10.5

May 31, 2026

14 KT Yellow Gold Natural Diamond Pendant and Chain # 2123

Est. $200-$300

$170

Treasured AuctionsWestbury, NY

18KT White Gold Plated 69ctw Hot Cherry Red Moissanite Necklace: Dazzling 18 Kt White Gold Plated Huge 69 Ctw Hot Cherry Red Fire Moissnite Tennis Necklace. These 69 Individual Moissanites are VVs1 Clarity Hot Cherry Red in Color. They are Brilliant Round Cuts Meas

2 days Left

18KT White Gold Plated 69ctw Hot Cherry Red Moissanite Necklace

Est. $4,000-$5,000

$1

1 Great Deal Auctions Meridian, ID

18k Yellow Gold, Persian Turquoise, and Natural Diamond Curb Chain Pendant Necklace L 15" 108 g: 18k Yellow Gold, Persian Turquoise, and Natural Diamond Curb Chain Pendant Necklace L 15" 108 g Having a pear shaped Persian Turquoise cabochon surrounded by 24 prong set round brilliant cut natural d

4 days Left

18k Yellow Gold, Persian Turquoise, and Natural Diamond Curb Chain Pendant Necklace L 15" 108 g

Est. $5,000-$8,000

$3,750

DuMouchellesDetroit, MI

Turi Pair of Gold and Diamond Earrings: 18 kt. yellow and white gold, 21 round diamonds ap. .80 ct., signed Turi, one diamond missing, ap. 17.8 dwts.

May 21, 2026

Turi Pair of Gold and Diamond Earrings

Est. $2,000-$3,000

$1,000

DOYLE Auctioneers & AppraisersNew York, NY

ROLEX DAY-DATE PRESIDENT 36MM 18K YELLOW GOLD TROPICAL DIAL WATCH: ROLEX DAY-DATE PRESIDENT 36MM 18K YELLOW GOLD TROPICAL DIAL WATCH Manufacturer Rolex Category Day-Date President Reference Number 1803 Additional Keywords Attractive Tropical Dial Bezel 18 kt yellow g

2026

ROLEX DAY-DATE PRESIDENT 36MM 18K YELLOW GOLD TROPICAL DIAL WATCH

Modern JewelryValley Village, CA

ROLEX DAY-DATE PRESIDENT 36 MM BLACK DIAL 18K YELLOW GOLD GLOSSY GILT WATCH: ROLEX DAY-DATE PRESIDENT 36 MM BLACK DIAL 18K YELLOW GOLD GLOSSY GILT WATCH Manufacturer Rolex Category Day-Date President Reference Number 1803 Additional Keywords GLOSSY GILT DIAL Bezel 18 kt yellow

2026

ROLEX DAY-DATE PRESIDENT 36 MM BLACK DIAL 18K YELLOW GOLD GLOSSY GILT WATCH

Modern JewelryValley Village, CA

18KT White Gold Plated 69ctw Lab Created Russian Alexandrite Necklace: Amazing Huge 18 Kt White Gold Plate 69 Cttw VVs1 Russian Color Change Lab Created Alexandrite Tennis Necklace. These 69 Count Russian Lab Simulated Color Change Alexandrite's are all VVS1 Near Flawles

2 days Left

18KT White Gold Plated 69ctw Lab Created Russian Alexandrite Necklace

Est. $3,000-$4,000

$1

1 Great Deal Auctions Meridian, ID

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