Tanzanite ~ Antique & Vintage

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2.55 Carat Royal Blue Tanzanite Trillion Cut: Highly desirable gemstone, often characterized by its deep, vibrant color and exceptional brilliance.

2026

2.55 Carat Royal Blue Tanzanite Trillion Cut

California GemstonesSan Diego, CA

7ct Tanzania Blue Tanzanite Brilliant Oval Cut No Reserve EGL Certified: This stone is EYE CATCHING. A 7-carat Tanzanian blue tanzanite in a brilliant oval cut is a high-investment gemstone featuring intense violet-blue hues. This stone exhibits exceptional saturation with

2026

7ct Tanzania Blue Tanzanite Brilliant Oval Cut No Reserve EGL Certified

California GemstonesSan Diego, CA

TANZANITE & DIAMOND PENDANT SET IN 14K YELLOW GOLD: Tanzanite and diamond pendant featuring an oval shape purplish blue tanzanite weighing approximately 1.60 total carats, and (10) round brilliant cut diamonds weighing approximately 0.28 total carats,

2026

TANZANITE & DIAMOND PENDANT SET IN 14K YELLOW GOLD

Ahlers & Ogletree Auction GalleryAtlanta, GA

14K White Gold 3.37ct Tanzanite and 0.72ct Diamond Ring: Retail: $8,201.00 ****** 14K White Gold 3.37ct Tanzanite and 0.72ct Diamond Ring ****** Metal: 14K White Gold / Total Item Weight: 4.0 Grams / Country Made: United States / / Main Stone: Tanzanite / C

2026

14K White Gold 3.37ct Tanzanite and 0.72ct Diamond Ring

Riverside GalleriesArcadia, CA

Tanzanite and Diamond Ring in 18K White Gold with 13 Ct Gemstone: Tanzanite and Diamond Ring in 18K White Gold with 13 Ct Gemstone This pre-owned ring features a striking 13.00 carat tanzanite set in 18K white gold, accented by 82 diamonds with a total weight of app

2026

Tanzanite and Diamond Ring in 18K White Gold with 13 Ct Gemstone

BidhausNew York, NY

Natural Violet Blue Tanzanite 1.35 Ct. 6 Pcs Round Shape 3.7 Mm Gemstones From Tanzania: Product ID: 807015054 Product Name: Natural Tanzanite Weight: 1.35 CT. Size: 3.7 x 3.7 x 2.5 MM. Shape: Round Color: Violet Blue Clarity:VSI Luster: Good Gems Origin: Tanzania Treatment: Heated Crysta

2026

Natural Violet Blue Tanzanite 1.35 Ct. 6 Pcs Round Shape 3.7 Mm Gemstones From Tanzania

Treasure of Gems & JewelryLake Charles, LA

Natural Violetish Blue Tanzanite 0.50 Ct. Princess Shape 4.6 x 4.6 Mm. Gemstone From Tanzania: Product ID: 807008129 Product Name: Natural Tanzanite Weight: 0.50 CT. Size: 4.6 x 4.6 x 4.5 MM. Shape: Princess Shape Color: Violetish Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: He

2026

Natural Violetish Blue Tanzanite 0.50 Ct. Princess Shape 4.6 x 4.6 Mm. Gemstone From Tanzania

Treasure of Gems & JewelryLake Charles, LA

Natural Violetish Blue Tanzanite 1.38 Ct. Oval Shape 8.2 x 6 Mm Gemstone From Tanzania: Product ID: 807010819 Product Name: Natural Tanzanite Weight: 1.38 CT. Size: 8.2 x 6 x 3.7 MM. Shape: Oval Color: Violetish Blue Clarity:VSI Luster: Good Gems Origin: Tanzania Treatment: Heated Crysta

2026

Natural Violetish Blue Tanzanite 1.38 Ct. Oval Shape 8.2 x 6 Mm Gemstone From Tanzania

Treasure of Gems & JewelryLake Charles, LA

Natural Violetish Blue Tanzanite 1.12 Ct. Octagon Shape 9.1 x 4.6 Mm. Gemstone from Tanzania: Product ID: 807009212 Product Name: Natural Tanzanite Weight: 1.12 CT. Size: 9.1 x 4.6 x 2.6 MM. Shape: Octagon Color: Violetish Blue Clarity:SI1 Luster: Good Gems Origin: Tanzania Treatment: Heated C

2026

Natural Violetish Blue Tanzanite 1.12 Ct. Octagon Shape 9.1 x 4.6 Mm. Gemstone from Tanzania

Treasure of Gems & JewelryLake Charles, LA

14K White Gold 63.85ct Tanzanite and 0.93ct Diamond Necklace: Retail: $44,673.00 ****** 14K White Gold 63.85ct Tanzanite and 0.93ct Diamond Necklace ****** Metal: 14K White Gold / Total Item Weight: 40.3 Grams / Country Made: United States / / Main Stone: Tanzan

2026

14K White Gold 63.85ct Tanzanite and 0.93ct Diamond Necklace

Riverside GalleriesArcadia, CA

Tanzanite, 14k Yellow Gold Ring: Tanzanite, 14k Yellow Gold Ring. Centering one round-cut tanzanite measuring approximately 8.5 mm, surrounded by paler oval-cut and round-cut tanzanites, set in a 14k yellow gold mounting. {Size: 7, G

2026

Tanzanite, 14k Yellow Gold Ring

Michaan's AuctionsAlameda, CA

Tanzanite, Diamond, 18k White Gold Ring: Tanzanite, Diamond, 18k White Gold Ring. Featuring an oval-cut tanzanite weighing approximately 21.45 cts., accented by fourteenbaguette-cut diamonds weighing a total of approximately 1.00 cttw., set

2026

Tanzanite, Diamond, 18k White Gold Ring

Michaan's AuctionsAlameda, CA

Iliana Tanzanite, Diamond, 18k White Gold Ring: Iliana Tanzanite, Diamond, 18k White Gold Ring. Featuring one pear-cut tanzanite weighing approximately 7.20 cts., surrounded by tapered baguette-cut diamonds weighing a total of approximately 1.00 ct

2026

Iliana Tanzanite, Diamond, 18k White Gold Ring

Michaan's AuctionsAlameda, CA

SOLD

14k Gold Tanzanite & Diamond Ring: Weighs 5 grams, Size 5 1/2

2026

14k Gold Tanzanite & Diamond Ring

Poinsett Auction & Realty, Inc.Travelers Rest, SC

14K White Gold with 40.0ct Tanzanite Necklace: Retail: $25,450.00 ****** 14K White Gold with 40.0ct Tanzanite Necklace ****** Size: 17 / Metal: 14K White Gold / Total Item Weight: 21.3 Grams / Country Made: United States / / Main Stone: Tanzanite

2026

14K White Gold with 40.0ct Tanzanite Necklace

Riverside GalleriesArcadia, CA

14k White Gold 14.71ct Tanzanite 0.81ct Diamond Bracelet: Retail: $7,280.00 ****** 14k White Gold 14.71ct Tanzanite 0.81ct Diamond Bracelet ****** Metal: 14K White Gold / Total Item Weight: 10.40 grams / Country Made: United States / / Main Stone: Tanzanite

2026

14k White Gold 14.71ct Tanzanite 0.81ct Diamond Bracelet

Riverside GalleriesArcadia, CA

14k White Gold 4.68ct Tanzanite 1.51ct Diamond Ring: Retail: $11,700.00 ****** 14k White Gold 4.68ct Tanzanite 1.51ct Diamond Ring ****** Metal: 14K White Gold / Total Item Weight: 5.60 grams / Country Made: United States / / Main Stone: Tanzanite / Col

2026

14k White Gold 4.68ct Tanzanite 1.51ct Diamond Ring

Riverside GalleriesArcadia, CA

Tanzanite & Diamond Ring in Sterling Silver: In platinum over .925 sterling silver. Contains 3 tanzanite gemstones, 1/2ctw, accented with 2 genuine diamonds, .01ctw. Size 6. 1.1g

2026

Tanzanite & Diamond Ring in Sterling Silver

Eric's Estate & JewelryPunta Gorda, FL

6MM Round Lab Tanzanite Earrings in Sterling Silver: In platinum over .925 sterling silver basket mountings with friction backs included. Contains 2 round cut lab created Tanzanite gemstones with excellent color and clarity, approx. 2.7CTW, 6mm each. 1.

2026

6MM Round Lab Tanzanite Earrings in Sterling Silver

Eric's Estate & JewelryPunta Gorda, FL

Mint Vint Thick Designer Sterling 14k Peridot Tanzanite Pendant: Guaranteed Solid 925 Sterling Silver, in Excellent Condition

2026

Mint Vint Thick Designer Sterling 14k Peridot Tanzanite Pendant

Sabertooth AuctionsMurray, KY

Mint Thick Heavy Nicky Butler Sterling Tanzanite Ameth Necklace 18": Guaranteed Solid 925 Sterling Silver, in Excellent Condition

2026

Mint Thick Heavy Nicky Butler Sterling Tanzanite Ameth Necklace 18"

Sabertooth AuctionsMurray, KY

Mint Thick Nicky Butler Sterling Silver Tanzanite Ameth Bracelet 7.5": Guaranteed Solid 925 Sterling Silver, in Excellent Condition

2026

Mint Thick Nicky Butler Sterling Silver Tanzanite Ameth Bracelet 7.5"

Sabertooth AuctionsMurray, KY

2026

New Big Vint Designer Sterling Silver Opal Tanzanite Gem Earrings

Sabertooth AuctionsMurray, KY

Mint Big Vint Designer Sterling Tanzanite Amethyst Rose Quartz Ring 7: Guaranteed Solid 925 Sterling Silver, in Excellent Condition

2026

Mint Big Vint Designer Sterling Tanzanite Amethyst Rose Quartz Ring 7

Sabertooth AuctionsMurray, KY

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