Results for “Diamond Brooch”

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A DIAMOND AND GOLD DOUBLE-CLIP BROOCH, FRENCH, CIRCA 1945-50 Each clip of stylised leaf motif, with: A DIAMOND AND GOLD DOUBLE-CLIP BROOCH, FRENCH, CIRCA 1945-50 Each clip of stylised leaf motif, with openwork polished gold leaves centring a line of single-cut diamonds, joined by three swags of artic

2 days Left

A DIAMOND AND GOLD DOUBLE-CLIP BROOCH, FRENCH, CIRCA 1945-50 Each clip of stylised leaf motif, with

Est. €4,000-€5,000

€2,000

Adam's AuctioneersIreland, Dublin

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

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

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

Art Deco Platinum Diamond Pendant Watch Brooch: Art Deco Platinum Diamond Pendant Watch Brooch Early 20th Cent. Art deco platinum and diamond pendant watch brooch, designed as a stylized ribbon bow suspending a circular watch. The bow form top is a

May 21, 2026

Art Deco Platinum Diamond Pendant Watch Brooch

Est. $1,000-$1,500

$500

Akiba GalleriesDania Beach, FL

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

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 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

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

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

3 hrs Left

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

Est. $3,500-$4,500

$2,500

SJ AuctioneersBrooklyn, 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

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

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

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

1960's Platinum Brooch with 159 Diamonds and Amethysts: 1960's Platinum Brooch with 159 Diamonds and Amethysts This exquisite 1960's brooch features a striking combination of platinum, diamonds, amethysts, and turquoise. It weighs 40.4 grams and is adorned

15 hrs Left

1960's Platinum Brooch with 159 Diamonds and Amethysts

Est. $11,934-$15,514

$100

Mynt AuctionsNew York, NY

18k Gold Diamond & Ruby Violin Brooch: 18k Gold Diamond & Ruby Violin Brooch 1980s Exquisite Violin and bow brooch pendant in yellow gold, pavé set with numerous round brilliant-cut diamonds totaling approximately 1.20 ct and channel-set

May 21, 2026

18k Gold Diamond & Ruby Violin Brooch

Est. $1,500-$2,000

$1,000

Akiba GalleriesDania Beach, FL

EDWARDIAN FRENCH PLATINUM, DIAMOND, AND RUBY BROOCH NECKLACE: This exquisite Edwardian-era (1901-1910) platinum brooch necklace, custom-made for French nobility, showcases the period’s signature openwork filigree with delicate milgrain detailing. Designed in a

2 days Left

EDWARDIAN FRENCH PLATINUM, DIAMOND, AND RUBY BROOCH NECKLACE

Est. $8,000-$10,000

$2,000

oldstone ventures llcSummit, NJ

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

18K Gold Platinum Ruby Diamond Large Flower Brooch Pendant Vintage: 18K Gold Platinum Ruby Diamond Large Flower Brooch Pendant Vintage This striking pendant brooch features a stunning sunflower design crafted from solid 18K yellow gold and platinum. It is adorned with

2 days Left

18K Gold Platinum Ruby Diamond Large Flower Brooch Pendant Vintage

Est. $9,620-$12,506

$100

Mynt AuctionsNew York, NY

A diamond and 18k gold brooch: A diamond and 18k gold brooch designed as cluster of old-European cut diamonds weighing approximately 2.50 carats in total; length: 1 in: 8.90 grams

5 days Left

A diamond and 18k gold brooch

Est. $2,500-$3,500

$1,200

Clars AuctionsOakland, CA

Gold, Silver, Enamel, Diamond, Cabochon Emerald, Synthetic Ruby and Ruby Beetle Brooch: 14 kt., table-cut diamonds, 5 round cabochon emeralds, one small round synthetic ruby, one small round ruby, with Israeli hallmark, ap. 22.8 dwts.

May 21, 2026

Gold, Silver, Enamel, Diamond, Cabochon Emerald, Synthetic Ruby and Ruby Beetle Brooch

Est. $1,000-$1,500

$500

DOYLE Auctioneers & AppraisersNew York, NY

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