Agate

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5.17 Cts Green Agate & Diamond 18KGP Designer Necklace: 9 pieces of GENUINE Ovals Green Agates quality AAA no treatment.8 pieces of GENUINE 1.1mm faceted round diamond 0.06 carat Tw I-J color.10.48 grams of base metal layered with 18K yellow gold.The neckl

2026

5.17 Cts Green Agate & Diamond 18KGP Designer Necklace

U.S. Auction GalleryEncino, CA

14 Alley Agate Marbles - Flames, Swirls & Shimmering Spruce: 14 Alley Agate Marbles - Flames, Swirls & Shimmering Spruce. Mint to Near Mint Condition. The sizes range from .7" - .553"

2026

14 Alley Agate Marbles - Flames, Swirls & Shimmering Spruce

Golden Gavel AuctionsEast Windsor, CT

4.05 CT Green Agate Past Present Future Designer: 2 pieces 8X6mm oval Green Agates,2 pieces of 7X5mm oval Green Agates.2 pieces of 6x4mm oval Green Agates.3.25 grams of brass layered with 18K yellow gold.The height is 7/8 inches or 13mm.The width is1

2026

4.05 CT Green Agate Past Present Future Designer

U.S. Auction GalleryEncino, CA

Van Cleef & Arpels Alhambra Necklace 10 motifs and Bracelet 5 motif Set, Agate: Title: Van Cleef & Arpels Alhambra Necklace 10 motifs and Bracelet 5 motif Set, Agate Origin: France Material: 18K (750) yellow gold, agate Dimensions: Necklace

2026

Van Cleef & Arpels Alhambra Necklace 10 motifs and Bracelet 5 motif Set, Agate

Auction WallstreetNorth Miami Beach, FL

3 Akro Sparkler Marbles: 3 Akro Agate Sparkler Marbles. Left to right .625" Mint, .654 Mint(-) & .591 Mint(-)

2026

3 Akro Sparkler Marbles

Golden Gavel AuctionsEast Windsor, CT

3 Akro Sparkler Marbles: 3 Akro Agate Sparkler Marbles. Left to right .623" Mint, .614 Mint(-) & .646 Near Mint

2026

3 Akro Sparkler Marbles

Golden Gavel AuctionsEast Windsor, CT

4 Akro Sparkler Marbles Including a Double Ingot: 4 Akro Agate Sparkler Marbles. Left to right .662" Mint(-) , .846 Collectible Double Ingot, .61 Mint(-) & .578 Near Mint

2026

4 Akro Sparkler Marbles Including a Double Ingot

Golden Gavel AuctionsEast Windsor, CT

3 Akro Sparkler Marbles: 3 Akro Agate Sparkler Marbles. Left to right .655" Mint, .591 Mint (-) & .638 Mint(-)

2026

3 Akro Sparkler Marbles

Golden Gavel AuctionsEast Windsor, CT

3 Akro Sparkler Marbles Including a Double Ingot: 3 Akro Agate Sparkler Marbles. Left to right .617" Mint, .755 Good Double Ingot & .583 Mint

2026

3 Akro Sparkler Marbles Including a Double Ingot

Golden Gavel AuctionsEast Windsor, CT

3 Akro Sparkler Marbles Including a Double Ingot: 3 Akro Agate Sparkler Marbles. Left to right .577" Mint, .783 Good Double Ingot & .57 Mint

2026

3 Akro Sparkler Marbles Including a Double Ingot

Golden Gavel AuctionsEast Windsor, CT

3 Akro Sparkler Marbles: 3 Akro Agate Sparkler Marbles. Left to right .516" Mint, .636 Mint(-) & .55 Mint with a slight flat spot

2026

3 Akro Sparkler Marbles

Golden Gavel AuctionsEast Windsor, CT

3 Akro Sparkler Marbles: 3 Akro Agate Sparkler Marbles. Left to right .518" Mint, .635 Mint(-) & .489 - .5085 Mint on the edge of being a peewee

2026

3 Akro Sparkler Marbles

Golden Gavel AuctionsEast Windsor, CT

3 Akro Sparkler Marbles: 3 Akro Agate Sparkler Marbles. Left to right .634" Mint, .648 Mint(-) & .702 Near Mint

2026

3 Akro Sparkler Marbles

Golden Gavel AuctionsEast Windsor, CT

3 Akro Sparkler Marbles Including a Double Ingot: 3 Akro Agate Sparkler Marbles. Left to right .542" Mint, .784 Near Mint Double Ingot & .64 Near Mint

2026

3 Akro Sparkler Marbles Including a Double Ingot

Golden Gavel AuctionsEast Windsor, CT

3 Akro Sparkler Marbles Including a Double Ingot: 3 Akro Agate Sparkler Marbles. Left to right .532" Mint, .777 Good Double Ingot & .625 Near Mint

2026

3 Akro Sparkler Marbles Including a Double Ingot

Golden Gavel AuctionsEast Windsor, CT

Antique Dendritic Agate / Specimen Agate Cross: Antique Dendritic Agate / Specimen Agate Cross Necklace Pendant. Gold filled bail. Measures 1.25 inches in length.

2026

Antique Dendritic Agate / Specimen Agate Cross

Gemini Auction CompanyKatonah, NY

Antique Impressive Scottish Agate Silver Pendant: Antique Impressive Scottish Agate Silver Necklace Pendant or Brooch. Late 19th century Victorian Scottish agate and silver figural pendant or brooch with cross swords and shields in wreath formation.

2026

Antique Impressive Scottish Agate Silver Pendant

Gemini Auction CompanyKatonah, NY

Antique Sterling & Green Agate Intaglio Pendant: Antique Sterling Silver & Carved Green Agate Intaglio Pendant. Ornate Rococo style sterling silver setting with hand carved Greco Roman style green agate / onyx intaglio. Hallmarked STERLING on the ba

2026

Antique Sterling & Green Agate Intaglio Pendant

Gemini Auction CompanyKatonah, NY

Vintage Sterling Silver Banded Agate Ring: Vintage Sterling Silver Banded Agate Ring. Banded agate set in sterling, marked inside 925. Ring size 8.

2026

Vintage Sterling Silver Banded Agate Ring

Gemini Auction CompanyKatonah, NY

Antique 19th C Agate Mounted Sealed Stamp: Antique 19th C Agate Mounted Sealed Stamp.Wax seal stamp with faceted agate handle. Monogram "WD." Measures 2.25 inches in length.

2026

Antique 19th C Agate Mounted Sealed Stamp

Gemini Auction CompanyKatonah, NY

Estate 14KT White Gold Dendritic Agate Necklace: Estate 14KT White Gold Dendritic Agate Necklace. Chain clasp is hallmarked 14K, necklace pendant mounting acid tests for 14KT gold. Featuring an emerald cut specimen agate / dendritic agate stone. Cha

2026

Estate 14KT White Gold Dendritic Agate Necklace

Gemini Auction CompanyKatonah, NY

Antique 19th C Scottish Agate Pendant Brooch: Antique 19th C Scottish Agate Pendant Brooch. Sterling silver mounted Montrose agate late Victorian era necklace pendant or brooch from Scotland. Measures just over 2 inches in length.

2026

Antique 19th C Scottish Agate Pendant Brooch

Gemini Auction CompanyKatonah, NY

Antique 19th C Victorian Specimen Agate Cross: Antique 19th C Victorian Specimen Agate Cross Necklace Pendant. Faceted banded agate cross mounted with silver. Measures just over 2 inches in length.

2026

Antique 19th C Victorian Specimen Agate Cross

Gemini Auction CompanyKatonah, NY

Large Scale Banded Black & White Agate Necklace: Large Scale Beaded Banded Black & White Agate Necklace. Oval beads with toggle clasp. Agate beads measure approximately 1.5 inches in length, necklace overall measures just over 18 inches in length.

2026

Large Scale Banded Black & White Agate Necklace

Gemini Auction CompanyKatonah, NY

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Agate Auctions

Chinese Apricot-Yellow Brocade Dragon Court Robe

FROM LINE SIGNED LEE UFAN

Chinese Gilt-Bronze Cloisonne Dragon Tianqiu Vase

Fine Asian Works Of Art & Private Estate

Berkeley Auction Gallery

Starts on:

Scotch Plains, NJ, US

GEM RHODONITE ROCK STONE LAPIDARY SPECIMEN

MIXED GEMSTONE LOT ROCK STONE LAPIDARY SPECIMEN

MIXED LOT ROCK STONE LAPIDARY SPECIMEN

GEMSTONE GALA Rocks Gems Jewelry NO RESERVE

Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

2 days Left

COIN AND PLANK NECKLACE

MIXED LOT ROCK STONE LAPIDARY SPECIMEN

MIXED LOT ROCK STONE LAPIDARY SPECIMEN

QUARTZ QUARRY Rocks Gems Crystals Jewelry Art

Col. Christie Hatman Auctioneers

Starts on:

Thayer, MO, US

2 days Left

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