Results for “18k brooch”

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18k Gold Onyx & Diamond Art Deco Style Brooch 48g.: 18k gold onyx and diamond Art Deco style brooch featuring a bold geometric fan motif, accented with polished black onyx creating strong contrast against the yellow gold setting. Set with numerous roun

4 days Left

18k Gold Onyx & Diamond Art Deco Style Brooch 48g.

Est. $1,000-$10,000

$900

Hill Auction Gallery Sunrise, FL

Van Cleef & Arpels 18K Gold Rose de Noel Brooch with White Coral and Diamonds: Van Cleef & Arpels 18K Gold Rose de Noel Brooch with White Coral and Diamonds This exquisite Van Cleef & Arpels brooch is a stunning representation of the iconic Rose de Noel collection. Crafted from

8 hrs Left

Van Cleef & Arpels 18K Gold Rose de Noel Brooch with White Coral and Diamonds

Est. $39,234-$51,004

$255

Mynt AuctionsNew York, NY

Carolyn Morris Bach 18K Sterling Brooch Pendant: Carolyn Morris Bach (American, 20th-21st century), studio jewelry statement brooch featuring a carved stylized face and bird, both composed of organic materials, set within a sterling silver and 18k g

4 days Left

Carolyn Morris Bach 18K Sterling Brooch Pendant

Est. $100-$1,000

$150

Hill Auction Gallery Sunrise, FL

Boucheron 18K Yellow Gold Diamond Brooch: Boucheron 18K Yellow Gold Diamond Brooch, adorned with seven bezel set round faceted diamonds weighing a total of approx. 0.85 carat, worn through fabric with pinstem, joint and trombone catch, marked

5 days Left

Boucheron 18K Yellow Gold Diamond Brooch

Est. $4,000-$6,000

$2,000

Auctions at ShowplaceAstoria, NY

Carolyn Morris Bach 18K Sterling Brooch Pendant: Carolyn Morris Bach (American, 20th-21st century), studio jewelry statement brooch featuring an elongated oval body set with rutilated quartz displaying natural needle-like inclusions. The piece incor

4 days Left

Carolyn Morris Bach 18K Sterling Brooch Pendant

Est. $100-$1,000

$650

Hill Auction Gallery Sunrise, FL

18K Yellow Gold Coral and Diamond Bird Brooch: METAL: 18K Yellow Gold; APPROXIMATE TOTAL DIAMOND WEIGHT: 0.44 ctw; GEMSTONES: Coral; STAMPED: G.J 18Kt; CONDITION: Pre-owned, Very Good; ITEM WEIGHT (GRAMS): 23.1 g; MEASUREMENTS: Brooch 3 inches lon

2 days Left

18K Yellow Gold Coral and Diamond Bird Brooch

Est. $3,750-$5,000

$2,500

Hampton Estate AuctionNew York, NY

David Webb Platinum 18K Gold Emerald Diamond Flower Brooch 7 Cts: David Webb Platinum 18K Gold Emerald Diamond Flower Brooch 7 Cts This exquisite flower brooch features a stunning combination of platinum and 18K yellow gold, crafted by renowned designer David Webb.

1 day Left

David Webb Platinum 18K Gold Emerald Diamond Flower Brooch 7 Cts

Est. $37,466-$48,705

$28,750

Mynt AuctionsNew York, NY

18K Yellow Gold Lapis, Chrysoprase, and Plique-à-Jour Enamel Fly Brooch: METAL: 18K Yellow Gold; GEMSTONES: Enamel, Chrysoprase, Lapis; TESTED: 18K Yellow Gold; CONDITION: Pre-owned, Good; ITEM WEIGHT (GRAMS): 23.1 g; MEASUREMENTS: Brooch 2 inches long x 1 13/16 inch wide

2 days Left

18K Yellow Gold Lapis, Chrysoprase, and Plique-à-Jour Enamel Fly Brooch

Est. $3,000-$4,000

$2,000

Hampton Estate AuctionNew York, NY

A.H. Rodanet & Cie for Patek Philippe 18k Gold Pocket Watch with Brooch Mount: A.H. Rodanet & Cie for Patek Philippe 18k Gold Pocket Watch with Brooch Mount 1865-1870, Swiss 8k yellow gold ladies pocket watch retailed by A.H. Rodanet & Cie, Paris. White enamel dial with Roman nu

May 21, 2026

A.H. Rodanet & Cie for Patek Philippe 18k Gold Pocket Watch with Brooch Mount

Est. $6,000-$8,000

$6,000

Akiba GalleriesDania Beach, FL

Retro 18K Yellow Gold & Platinum Brooch: Retro 18K Yellow Gold & Platinum AGL Certified Sapphire, Ruby, and Diamond Brooch Item # 13587 Category Pins - Clips Retro 18K Yellow Gold & Platinum AGL Certified Sapphire, Ruby, and Diamond Brooch W

7 days Left

Retro 18K Yellow Gold & Platinum Brooch

Est. $38,000-$57,000

$19,000

Joshua KodnerDania Beach, FL

David Webb 18K Yellow Gold Pink Coral Diamond Brooch Pendant: David Webb 18K Yellow Gold Pink Coral Diamond Brooch Pendant This exquisite brooch by David Webb showcases a stunning lozenge-shaped panel crafted from pink coral, beautifully accented with diamonds.

12 hrs Left

David Webb 18K Yellow Gold Pink Coral Diamond Brooch Pendant

Est. $52,416-$68,140

$40,250

Mynt AuctionsNew York, NY

1960’s 18K & Palladium Ruby & Diamond Brooch: 1960’s 18K & Palladium GIA Certified Burma No-heat Ruby & Diamond Brooch Item # 12895 Category Pins - Clips 1960’s 18K & Palladium GIA Certified Burma No-heat Ruby & Diamond Brooch Weighing 34.4 g

7 days Left

1960’s 18K & Palladium Ruby & Diamond Brooch

Est. $48,000-$72,000

$24,000

Joshua KodnerDania Beach, FL

18k Yellow Gold and Natural Diamond Brooch H 2.75" 26 g: 18k Yellow Gold and Natural Diamond Brooch H 2.75" 26 g An 18k yellow gold foliate brooch with winding ribbon detail and clusters of 10 round brilliant diamonds each approximately .10 (tcw- appr

5 days Left

18k Yellow Gold and Natural Diamond Brooch H 2.75" 26 g

Est. $2,000-$4,000

$1,500

DuMouchellesDetroit, MI

18k White Gold, Natural Amethyst, Sapphire, Ruby, and Diamond Panther Brooch H 2" 34 g: 18k White Gold, Natural Amethyst, Sapphire, Ruby, and Diamond Panther Brooch H 2" 34 g This striking brooch features a pavé diamond encrusted panther with blue sapphire accents and ruby e

5 days Left

18k White Gold, Natural Amethyst, Sapphire, Ruby, and Diamond Panther Brooch H 2" 34 g

Est. $3,000-$5,000

$2,250

DuMouchellesDetroit, MI

2 days Left

Tiffany & Co. 18K Yellow Gold Sea Urchin Pin Brooch

Est. $3,250-$4,500

$2,250

Hampton Estate AuctionNew York, NY

2 days Left

Elizabeth Locke 18K Yellow Gold Glass Intaglio and Pearl Pendant Brooch

Est. $3,750-$5,000

$2,500

Hampton Estate AuctionNew York, NY

David Webb Unicorn Brooch Platinum 18K Yellow Gold Diamonds Rubies: David Webb Unicorn Brooch Platinum 18K Yellow Gold Diamonds Rubies This exquisite brooch features a stunning unicorn design, crafted from a combination of platinum and 18K yellow gold. The piece weigh

12 hrs Left

David Webb Unicorn Brooch Platinum 18K Yellow Gold Diamonds Rubies

Est. $33,735-$43,855

$25,750

Mynt AuctionsNew York, NY

2 days Left

Henry Dunay Hammered 18K Yellow Gold Pin Brooch

Est. $3,750-$5,000

$2,500

Hampton Estate AuctionNew York, NY

MAURICE BUCCELLATI 18K GOLD OAK LEAF BROOCH: Dimensions: Length: 4 9/16 in. (11.6 cm), Weight: 24.9 g Description: Crafted in rich 18k yellow gold, this brooch by Mario Buccellati takes the form of a finely detailed oak leaf, showcasing the bran

2 days Left

MAURICE BUCCELLATI 18K GOLD OAK LEAF BROOCH

Est. $30,000-$50,000

$5,000

oldstone ventures llcSummit, NJ

Antique Amethyst and 18K Brooch: Antique Circa 1890-1900 Art Nouveau Cabochon Amethyst and 18 Karat Yellow Gold Pendant / Brooch. Measures 3-1/4" L, 1-1/8" W. Approx. weight: 10.69 grams. Kodner Galleries offers phone and absentee bi

4 days Left

Antique Amethyst and 18K Brooch

Est. $3,000-$4,000

$1,500

Kodner Galleries Inc.Dania Beach, FL

Art Deco Double Clip Brooch 18K White Gold 14.20 Carats Harbor Diamonds: Art Deco Double Clip Brooch 18K White Gold 14.20 Carats Harbor Diamonds This exquisite Art Deco double clip brooch, crafted from 18 karat white gold, showcases a stunning design characteristic of the

12 hrs Left

Art Deco Double Clip Brooch 18K White Gold 14.20 Carats Harbor Diamonds

Est. $35,321-$45,917

$27,000

Mynt AuctionsNew York, NY

Van Cleef & Arpels 18k Gold Diamond & Wood Bow Brooch & Dome Ring Set: Van Cleef & Arpels 18k Gold Diamond & Wood Bow Brooch & Dome Ring Set 1970s, French Van Cleef & Arpels brooch designed as a bow of carved amourette wood and polished 18k gold, the knot pavé-set with

May 21, 2026

Van Cleef & Arpels 18k Gold Diamond & Wood Bow Brooch & Dome Ring Set

Est. $6,000-$8,000

$3,250

Akiba GalleriesDania Beach, FL

35 Ct Diamond Flower Brooch in 18k White Gold: 35 Ct Diamond Flower Brooch in 18k White Gold This exquisite diamond flower brooch features approximately 35.00 carats of dazzling diamonds, showcasing F-G color and VVS-VS clarity. Crafted from luxur

12 hrs Left

35 Ct Diamond Flower Brooch in 18k White Gold

Est. $33,397-$43,416

$25,500

Mynt AuctionsNew York, NY

18K Yellow Gold and Diamond Maple Leaf Brooch: METAL: 18K Yellow Gold; APPROXIMATE TOTAL DIAMOND WEIGHT: 0.50 ctw; STAMPED: PP00, 750; CONDITION: Pre-owned, Very Good; ITEM WEIGHT (GRAMS): 22.4 g; MEASUREMENTS: Brooch 1 7/8 inch long x 1 7/8 inch

2 days Left

18K Yellow Gold and Diamond Maple Leaf Brooch

Est. $3,000-$4,000

$2,000

Hampton Estate AuctionNew York, NY

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