Agate ~ Antique & Vintage Items

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9.79 CT Green Agate & Diamond Designer Bracelet $1405: Master jewelers designed your Bracelet with: 16 pieces of GENUINE 3.5X3.5mm faceted Green Agate. 16 pieces of GENUINE 3X3mm faceted round diamonds. 0.23 carat tw. 10.42 grams of Base Metal layered wit

2026

9.79 CT Green Agate & Diamond Designer Bracelet $1405

U.S. Auction GalleryEncino, CA

2.20 Cts Green Agate & Diamond 18KGP Designer Bracelet: 3 pieces of GENUINE 6x4mm oval Green Agates quality AAA no treatment.20 pieces of GENUINE single cut diamonds, 0.15 carat Tw.5.75 grams of base metal layered with 18K yellow gold.The length is around

2026

2.20 Cts Green Agate & Diamond 18KGP Designer Bracelet

U.S. Auction GalleryEncino, CA

2.51 Cts Green Agate & Diamond 18KGP Designer Bracelet: 27 pieces of GENUINE Rounds 2.5mm Emeralds no treatment quality AAA.2 pieces of GENUINE single cut diamonds, 0.01 carat Tw, I-J color & I2-I3 Clarity no treatment. .14.85 grams of base metal layered w

2026

2.51 Cts Green Agate & Diamond 18KGP Designer Bracelet

U.S. Auction GalleryEncino, CA

6.20 CT Green Agate & Diamond Designer Bracelet $2,200: 168 pieces of GENUINE 6.2mm round green agates.24 pieces of GENUINE 1.1mm single cut round diamonds 0.18 carat:Diamond Color: I-JDiamond Clarity: I2-I322.55 grams of brass layered with 18K yellow gold

2026

6.20 CT Green Agate & Diamond Designer Bracelet $2,200

U.S. Auction GalleryEncino, CA

1.20 Cts Green Agate Hoops 18KGP Designer Earrings: 20 pieces of GENUINE 2.5mm round Green Agate quality AAA no treatment.2.05 grams of Base Metal layered with 18K yellow gold, (18KGP stamp).This lovely earrings comes in a free jewelry gift box.Great j

2026

1.20 Cts Green Agate Hoops 18KGP Designer Earrings

U.S. Auction GalleryEncino, CA

6.20 CT Green Agate & Diamond Designer Bracelet $2,200: 168 pieces of GENUINE 6.2mm round green agates.24 pieces of GENUINE 1.1mm single cut round diamonds 0.18 carat:Diamond Color: I-JDiamond Clarity: I2-I322.55 grams of brass layered with 18K yellow gold

2026

6.20 CT Green Agate & Diamond Designer Bracelet $2,200

U.S. Auction GalleryEncino, CA

1.82 Cts Natural Green Agate Diamonds 18K Gold Plated Designer Earrings $1,265!: Gemstone DescriptionGemstone: Green AgateColor: GreenShape: OvalSize: 4x3Quantity: 12CTW: 1.8 Diamond DescriptionShape: RoundsSize: 1.2mm Quantity: 2CTW: 0.02Grade: I3Color: H-I Material Information:P

2026

1.82 Cts Natural Green Agate Diamonds 18K Gold Plated Designer Earrings $1,265!

U.S. Auction GalleryEncino, CA

$2,335 Value! 8.09 cts Natural Diamond Opal Agate Rhodium Sterling Silver Designer Bracelet #2056: Diamond Description Shape: Round ,Size: 1.2mm, Quantity: 10, CT: 0.09, Grade: I2, Color: H-I, Opal : 5, 7x5mm, 2.2 ct, Orange Agate : 5, 7x5mm, 5.8 ct, Material Information:Plating Material: Rhodium,

2026

$2,335 Value! 8.09 cts Natural Diamond Opal Agate Rhodium Sterling Silver Designer Bracelet #2056

U.S. Auction GalleryEncino, CA

32.62 Ct Natural Moss Agate Pear Cab: Weight - 32.62 Ct / Size - 30.00 x 27.00 x 6.50 mm / Shape - Excellent Pear Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

32.62 Ct Natural Moss Agate Pear Cab

Gems AuctionBangkok, TH

23.12 Ct Natural Dendrite Agate Oval Cab: Weight - 23.12 Ct / Size - 25.00 x 18.00 x 6.40 mm / Shape - Excellent Oval Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

23.12 Ct Natural Dendrite Agate Oval Cab

Gems AuctionBangkok, TH

37.15 Ct Natural Moss Agate Pear Cab: Weight - 37.15 Ct / Size - 37.00 x 27.00 x 5.50 mm / Shape - Excellent Pear Cab / Clarity - Opaque / Origin - Brazil / Treatment - None

2026

37.15 Ct Natural Moss Agate Pear Cab

Gems AuctionBangkok, TH

36.00 Ct Natural Tree Agate Oval Cab: weight - 36.00 Ct / Dimensions - 37.00 x 24.00 x 5.10 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

36.00 Ct Natural Tree Agate Oval Cab

Gems AuctionBangkok, TH

37.54 Ct Natural Crazy Lace Agate Pear Cab: Weight - 37.54 Ct / Dimensions - 35.00 x 25.00 x 5.40 mm / Shape - Pear Cab / Color - As Seen Picture / Clarity - Opaque / Origin -India / Treatment - None

2026

37.54 Ct Natural Crazy Lace Agate Pear Cab

Gems AuctionBangkok, TH

43.74 Ct Natural Crazy Lace Agate Pear Cab: Weight - 43.74 Ct / Dimensions - 34.00 x 30.00 x 7.00 mm / Shape - Pear Cab / Color - As Seen Picture / Clarity - Opaque / Origin -India / Treatment - None

2026

43.74 Ct Natural Crazy Lace Agate Pear Cab

Gems AuctionBangkok, TH

35.00 Ct Natural Crazy Lace Agate OVal Cab: weight - 35.00 Ct / Dimensions - 35.00 x 22.00 x 6.00 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

35.00 Ct Natural Crazy Lace Agate OVal Cab

Gems AuctionBangkok, TH

25.67 Ct Natural Crazy Lace Agate OVal Cab: weight - 25.67 Ct / Dimensions - 31.00 x 20.00 x 5.30 mm / Shape - Excellent Oval Cab / Origin - Brazil / Treatment - None

2026

25.67 Ct Natural Crazy Lace Agate OVal Cab

Gems AuctionBangkok, TH

Mixed Jewelry Lot Including Sterling Chains, Agate Pendant Necklace, and Earrings: Mixed jewelry group including two necklaces, a pendant keychain, and two pairs of earrings. One necklace features a large polished blue banded agate pendant suspended from a chain marked "925 Italy."

2026

Mixed Jewelry Lot Including Sterling Chains, Agate Pendant Necklace, and Earrings

Block Auction HouseFerndale, MI

Barbara Natoli Witt Woven Necklace Cord, bronze,: Barbara Natoli Witt Woven Necklace Cord, bronze, faience, turquoise, 14k gold, agate, dark opal Length, untied: 21-3/4 inches (55.2 cm&r

2026

Barbara Natoli Witt Woven Necklace Cord, bronze,

Heritage AuctionsDallas, TX

Carved Montana Picture Agate Bead Necklace: 10 1/2" long as displayed.

2026

Carved Montana Picture Agate Bead Necklace

Davis Brothers AuctionMissoula, MT

1 POUND BRAZILIAN AGATE ROCK STONE LAPIDARY SPECIMEN: 1 POUND BRAZILIAN AGATE ROCK STONE LAPIDARY SPECIMEN

2026

1 POUND BRAZILIAN AGATE ROCK STONE LAPIDARY SPECIMEN

Col. Christie Hatman AuctioneersThayer, MO

Rocks and Minerals - Many Polished - For Collecting, Jewelry Making, Etc. - Amethyst, Agate, Jasper,: Rocks and Minerals - Many Polished - For Collecting, Jewelry Making, Etc. - Amethyst, Agate, Jasper, Tiger Eye, Etc.

2026

Rocks and Minerals - Many Polished - For Collecting, Jewelry Making, Etc. - Amethyst, Agate, Jasper,

CATAMOUNT AUCTION CO LLCShelburne Falls, MA

Specimen Agate & Bloodstone Bead Necklace: Vintage Specimen Agate & Bloodstone Bead Necklace. Having various types of agate and a few bloodstone beads. Measures 50 inches in length.

2026

Specimen Agate & Bloodstone Bead Necklace

Gemini Auction CompanyKatonah, NY

Sterling Silver & Agate Bezel Set Necklace Pendant: Sterling Silver & Agate Bezel Set Necklace Pendant. Measures just under 2 inches in length.

2026

Sterling Silver & Agate Bezel Set Necklace Pendant

Gemini Auction CompanyKatonah, NY

Pair of Sterling Silver Jasper & Agate Earrings: Pair of Sterling Silver Jasper & Agate Earrings. Signed / hallmarked on the backs. Set with cabochon red jasper stones and triangle agate stones in bezel settings. Each measures 1.5 inches in length.

2026

Pair of Sterling Silver Jasper & Agate Earrings

Gemini Auction CompanyKatonah, NY

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