Results for “Diamond Brooch”

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MISSIAGLIA: A FINE EMERALD, DIAMOND AND RUBY BROOCH, CIRCA 1960 Designed as a stylised hornet in: MISSIAGLIA: A FINE EMERALD, DIAMOND AND RUBY BROOCH, CIRCA 1960 Designed as a stylised hornet in repose, the thorax and abdomen formed of two carved emerald cabochons, each embellished with foliate en

2 days Left

MISSIAGLIA: A FINE EMERALD, DIAMOND AND RUBY BROOCH, CIRCA 1960 Designed as a stylised hornet in

Est. €4,500-€5,500

€2,000

Adam's AuctioneersIreland, Dublin

A RUBY AND DIAMOND BROOCH, CIRCA 1960 Designed as a flower wreath, composed of three flowerheads: A RUBY AND DIAMOND BROOCH, CIRCA 1960 Designed as a flower wreath, composed of three flowerheads set with pear-shaped ruby petals and brilliant-cut diamond pistils, highlighted throughout with brillia

2 days Left

A RUBY AND DIAMOND BROOCH, CIRCA 1960 Designed as a flower wreath, composed of three flowerheads

Est. €2,000-€3,000

€1,000

Adam's AuctioneersIreland, Dublin

18K White Gold Sapphire and Diamond Crown Pin Brooch: METAL: 18K White Gold; APPROXIMATE TOTAL DIAMOND WEIGHT: 0.29 ctw; GEMSTONES: Sapphire; STAMPED: 750; CONDITION: Pre-owned, Good; ITEM WEIGHT (GRAMS): 8.2 g; MEASUREMENTS: Brooch 1 5/8 inch long x 15/

2 days Left

18K White Gold Sapphire and Diamond Crown Pin Brooch

Est. $750-$1,000

$500

Hampton Estate AuctionNew York, NY

May 24, 2026

K18WG/K18YG DIAMOND BROOCH

Est. $17,100-$25,080

$25

NY Elizabeth Beverly Hills, CA

GAZDAR 18K YELLOW GOLD 2.10CT DIAMOND BROOCH: This intricate Gazdar brooch is incredibly luxurious. Diamonds with a total weight of 2.10 carats provide plenty of sparkle but its the breathtaking array of multicolored gemstones totaling 6.50 carat

5 days Left

GAZDAR 18K YELLOW GOLD 2.10CT DIAMOND BROOCH

Est. $9,000-$36,000

$9,000

Robinhood AuctionsLas Vegas, NV

18K Yellow Gold Sapphire, Emerald, and Diamond Lion Pin Brooch: METAL: 18K Yellow Gold; APPROXIMATE TOTAL DIAMOND WEIGHT: 0.12 ctw; GEMSTONES: Sapphire, Emerald; STAMPED: 18K, French export marks on pin stem; CONDITION: Pre-owned, Very Good; ITEM WEIGHT (GRAMS): 1

2 days Left

18K Yellow Gold Sapphire, Emerald, and Diamond Lion Pin Brooch

Est. $2,500-$3,500

$1,700

Hampton Estate AuctionNew York, NY

Platinum Topped 18K Yellow Gold and Rose Cut Diamond Bow Pin Brooch: METAL: 18K Yellow Gold/Platinum; STAMPED: Pictoral marks on pin stem; TESTED: 18K Yellow Gold/Platinum; CONDITION: Pre-owned, Very Good; ITEM WEIGHT (GRAMS): 13.1 g; MEASUREMENTS: Brooch 1 1/2 inch wi

2 days Left

Platinum Topped 18K Yellow Gold and Rose Cut Diamond Bow Pin Brooch

Est. $1,800-$2,500

$1,200

Hampton Estate AuctionNew York, NY

18K White Gold Purple Sapphire, Yellow Sapphire, and Diamond Flower Pendant Brooch: METAL: 18K White Gold; APPROXIMATE TOTAL DIAMOND WEIGHT: 0.14 ctw; GEMSTONES: Purple and Yellow Sapphires; STAMPED: 18K, 750, 2.09, D0.14; CONDITION: Pre-owned, Very Good; ITEM WEIGHT (GRAMS): 3.3 g;

2 days Left

18K White Gold Purple Sapphire, Yellow Sapphire, and Diamond Flower Pendant Brooch

Est. $450-$600

$325

Hampton Estate AuctionNew York, NY

A DIAMOND BROOCH: A DIAMOND BROOCH Designed as a spray, set throughout with old European, old mine and single-cut diamonds; estimated total weight 5.75 carats; mounted in 18K white gold; measures 2 3/8 x 1 7/8 in. Foot

May 19, 2026

A DIAMOND BROOCH

Est. $3,000-$5,000

$10

BonhamsLos Angeles, CA

A MULTI-GEM AND DIAMOND FLOWER BASKET BROOCH, CIRCA 1960 Of giardinetto design, the naturalistic: A MULTI-GEM AND DIAMOND FLOWER BASKET BROOCH, CIRCA 1960 Of giardinetto design, the naturalistic spray of flowering branches planted from a turquoise cabochon vase with brilliant-cut diamond highlight

2 days Left

A MULTI-GEM AND DIAMOND FLOWER BASKET BROOCH, CIRCA 1960 Of giardinetto design, the naturalistic

Est. €4,000-€5,000

€2,000

Adam's AuctioneersIreland, Dublin

Platinum Sunflower Brooch 20 Carat Diamond Elegance: Platinum Sunflower Brooch 20 Carat Diamond Elegance This exquisite Flower Platinum Sunflower Brooch features approximately 20 carats of dazzling diamonds, meticulously set in luxurious platinum. A stu

3 days Left

Platinum Sunflower Brooch 20 Carat Diamond Elegance

Est. $25,246-$32,819

$100

BidhausNew York, NY

Antique French 18k Gold Platinum Diamond Mosaic Brooch 2.20ctw: Antique French 18k Gold Platinum Diamond Mosaic Brooch 2.20ctw This exquisite antique brooch showcases a stunning mosaic design crafted from numerous natural genuine diamonds, including Old European a

4 days Left

Antique French 18k Gold Platinum Diamond Mosaic Brooch 2.20ctw

Est. $2,964-$3,853

$100

Mynt AuctionsNew York, NY

Antique Gold. Silver, Emerald, Button Pearl and Diamond Pendant-Brooch: Square and rectangular-cut emeralds, one oval pearl ap. 9.1 x 7.6 mm., six pearls, 12 old-mine cut diamonds ap. .60 ct., all backed by gold, with collapsible pendant loop, c. 1830, ap. 9 dwts.

May 21, 2026

Antique Gold. Silver, Emerald, Button Pearl and Diamond Pendant-Brooch

Est. $1,500-$2,000

$750

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

18K White Gold Sapphire and Diamond Pendant Brooch: METAL: 18K White Gold; APPROXIMATE TOTAL DIAMOND WEIGHT: 0.86 ctw; GEMSTONES: Sapphire approx. 0.96 carat, Weight estimated by formula; STAMPED: 750, S 0.96 ct, Heart 0.20 ct, D 0.68 ct; CONDITION: Pr

2 days Left

18K White Gold Sapphire and Diamond Pendant Brooch

Est. $900-$1,200

$600

Hampton Estate AuctionNew York, NY

NARDI Venice 1960 Articulated Coral Turtle Brooch In 18Kt Gold Diamonds & Sapphires: A gem set turtle-brooch designed by Nardi.A very rare brooch created in Venice, Italy, by the iconic and exclusive Venetian jewelry house Giulio Nardi, circa 1950?1960. This unique and highly collecti

22 hrs Left

NARDI Venice 1960 Articulated Coral Turtle Brooch In 18Kt Gold Diamonds & Sapphires

Est. $49,500-$51,900

$2,000

Platinum Auction GroupBoca Raton, FL

Midcentury 18K Yellow Gold Synthetic Ruby and Diamond Wheelbarrow Brooch: METAL: 18K Yellow Gold; GEMSTONES: Synthetic Ruby; STAMPED: CB, 750; CONDITION: Pre-owned, Very Good; ITEM WEIGHT (GRAMS): 10.4 g; MEASUREMENTS: Brooch 1 9/16 inch long; Diamonds and gemstones have no

2 days Left

Midcentury 18K Yellow Gold Synthetic Ruby and Diamond Wheelbarrow Brooch

Est. $1,300-$1,800

$900

Hampton Estate AuctionNew York, NY

Antique Gold, Enamel, Baroque Pearl and Diamond Pendant-Brooch: Red, green, blue, and white enamel, minor to moderate enamel loss, 5 pearls, 8 table-cut diamonds, c. 1870, enamel loss, ap. 29 dwts.

May 21, 2026

Antique Gold, Enamel, Baroque Pearl and Diamond Pendant-Brooch

Est. $2,500-$3,500

$1,200

DOYLE Auctioneers & AppraisersNew York, NY

Retro 14K 2-Tone Gold Sapphire Diamond Brooch: Retro 14K Rose Gold and Yellow Gold Sapphire and Diamond Brooch, adorned with eight diamonds weighing approx. 0.36 carat and ten sapphires weighing approx. 1.25 carats, measuring approx. 1 7/8" x 1 5/

Jun 25, 2026

Retro 14K 2-Tone Gold Sapphire Diamond Brooch

Est. $1,200-$1,800

$850

Auctions at ShowplaceAstoria, NY

FEATURED

14k Gold, Cultured Pearl, and Diamond Brooch / Pendant, With Removable Drop Pendant: 14k Gold, Cultured Pearl, and Diamond Brooch, with removable drop, 16.4 dwt, lg. 1 1/2 in. The ring has a center pearl approx. 7 mm, and accented with round brilliant cut diamonds, total estimated dia

4 hrs Left

14k Gold, Cultured Pearl, and Diamond Brooch / Pendant, With Removable Drop Pendant

Est. $3,500-$4,500

$2,500

SJ AuctioneersBrooklyn, NY

Platinum and Diamond Brooch: 7 old European-cut diamonds ap. 4.00 cts., 50 old European-cut diamonds ap. 3.60 cts., small single-cut diamonds, c. 1925, ap. 12.3 dwts.

May 21, 2026

Platinum and Diamond Brooch

Est. $4,000-$6,000

$2,000

DOYLE Auctioneers & AppraisersNew York, NY

AN 18K GOLD, DIAMOND, RUBY, AND SAPPHIRE DOG BROOCH, MID 20TH CENTURY,: AN 18K GOLD, DIAMOND, RUBY, AND SAPPHIRE DOG BROOCH, MID 20TH CENTURY, 18k yellow gold brooch in the form of a dog's head with ruby cabochon and melee diamond eyes, a sapphire cabochon nose, a bow set

6 days Left

AN 18K GOLD, DIAMOND, RUBY, AND SAPPHIRE DOG BROOCH, MID 20TH CENTURY,

Est. $2,000-$3,000

$1,000

Simpson Galleries, LLCHouston, TX

18k Gold Diamond & Enamel Floral Brooch: 18k Gold Diamond & Enamel Floral Brooch Mid 20th Cent. 18k yellow gold brooch designed as a stylized floral spray, featuring textured petals highlighted with green enamel. The blossoms are accented at

May 21, 2026

18k Gold Diamond & Enamel Floral Brooch

Est. $1,000-$1,500

$500

Akiba GalleriesDania Beach, FL

Vintage Signed 18k Gold, Diamond and Emerald Leaf Brooch: Vintage Signed 18k Gold, Diamond and Emerald Leaf Brooch 1930-1950s Finely crafted in 18k yellow gold, this elegant brooch is designed as a textured leaf, richly detailed with a naturalistic vein patt

May 21, 2026

Vintage Signed 18k Gold, Diamond and Emerald Leaf Brooch

Est. $1,000-$1,500

$500

Akiba GalleriesDania Beach, FL

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