Tanzanite ~ Antique & Vintage

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Ross Simons Sterling Silver Pearl Tanzanite Butterfly Ring: Ross Simons Sterling Silver, Pearl, Tanzanite Butterfly Ring. Size 5.75. Signed R 925 China. 3.2g

2026

Ross Simons Sterling Silver Pearl Tanzanite Butterfly Ring

Retro Roadshow AuctionsMantua, OH

14k 22.35ct Tanzanite 0.45ct Diamond Bracelet: Retail: $14,900.00 ****** 14k 22.35ct Tanzanite 0.45ct Diamond Bracelet ****** Metal: 14k Solid White Gold / Size: 7.5 / Total Item Weight: 18.5 grams / Country Made: United States / / Main Stone: Tan

2026

14k 22.35ct Tanzanite 0.45ct Diamond Bracelet

Prestige Auction GalleriesWoodland Hills, CA

14k 20.00ct Tanzanite 1.30ct Diamond Bracelet: Retail: $20,600.00 ****** 14k 20.00ct Tanzanite 1.30ct Diamond Bracelet ****** Metal: 14k Solid White Gold / Size: 7 / Total Item Weight: 21.5 grams / Country Made: United States / / Main Stone: Tanza

2026

14k 20.00ct Tanzanite 1.30ct Diamond Bracelet

Prestige Auction GalleriesWoodland Hills, CA

11.9 Carat Deep Violet Blue Tanzanite Brilliant Oval Cut ASGL Certified: investment-grade gemstone due to its large size and rich color saturation. Tanzanite of this size and depth of color often displays a velvety blue with violet undertones, reflecting the highest qualit

2026

11.9 Carat Deep Violet Blue Tanzanite Brilliant Oval Cut ASGL Certified

California GemstonesSan Diego, CA

19.73 Grams .925 Sterling Silver Tanzanite Necklace 19 inches length x 1/4 in.: 19.73 Grams .925 Sterling Silver Tanzanite Necklace 19 inches length x 1/4 in.

2026

19.73 Grams .925 Sterling Silver Tanzanite Necklace 19 inches length x 1/4 in.

Auctions at Deer Ridge FarmSaugerties, NY

4.03 Grams Total Weight 14K and 10K Tanzanite with 4 Graduated Diamonds Pendant Necklace on a 16 in: 4.03 Grams Total Weight 14K and 10K Tanzanite with 4 Graduated Diamonds Pendant Necklace on a 16 in. Sterling Silver Chain

2026

4.03 Grams Total Weight 14K and 10K Tanzanite with 4 Graduated Diamonds Pendant Necklace on a 16 in

Auctions at Deer Ridge FarmSaugerties, NY

Natural Blue Tanzanite Gemstones 0.89 Ct. Oval 6.9 x 5.9 Mm.: Product ID: 807005536 Product Name: Natural Tanzanite Weight: 0.89 CT. Size: 6.9 x 5.9 x 3 MM. Shape: Oval Color: Purple Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal Structu

2026

Natural Blue Tanzanite Gemstones 0.89 Ct. Oval 6.9 x 5.9 Mm.

Treasure of Gems & JewelryLake Charles, LA

Natural Blue Tanzanite Gemstones 2.79 Ct. Clean Cushion Shape 9.00 x 7.09 Mm.: Product ID: 107000428 Product Name: Natural Tanzanite Weight: 2.79 CT. Size: 9.00 x 7.09 x 5.18 MM. Shape: Cushion Color: Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crys

2026

Natural Blue Tanzanite Gemstones 2.79 Ct. Clean Cushion Shape 9.00 x 7.09 Mm.

Treasure of Gems & JewelryLake Charles, LA

14K YELLOW GOLD TANZANITE LADIES RING: 14K yellow gold tanzanite ladies ring. Gemstones to include five 0.07ct round cut tanzanite. Stone Type: Tanzanite Weight: 2.38 Grams Size: 5.25 U.S. Condition: Little to no wear, see images for detai

2026

14K YELLOW GOLD TANZANITE LADIES RING

Florida Estate Sales Inc.Tallahassee, FL

14K ROSE GOLD LADIES RING W/ TANZANITE & DIAMONDS: 14k rose gold ladies ring with a 1.5ct checkerboard square-cut scarlet tanzanite center gemstone surrounded by forty-eight round-cut diamonds (twenty-four 0.01ct pieces around the center stone, eight

2026

14K ROSE GOLD LADIES RING W/ TANZANITE & DIAMONDS

Florida Estate Sales Inc.Tallahassee, FL

ASSORTED SEMI-PRECIOUS LOOSE GEMSTONES LOT OF 32: Assorted semi-precious loose gemstones lot of 32 to include highlights of star sapphire, ruby, tanzanite, ametrine, bi-colored spinel, mystic topaz and more. All stones tested based on their thermal r

2026

ASSORTED SEMI-PRECIOUS LOOSE GEMSTONES LOT OF 32

Florida Estate Sales Inc.Tallahassee, FL

9.89 Ct Natural Tanzanite Oval Cab: Weight - 9.89 Ct / Dimensions -14.20 x 11.50 x 6.80 mm / Shape & Cut - Oval Cab / Transparency - Transparent / Origin - Tanzania / Comments - Standard Heated

2026

9.89 Ct Natural Tanzanite Oval Cab

Gems AuctionBangkok, TH

10.62 Ct Natural Tanzanite Cushion Cab: Weight : 10.62 Ct / Dimensions : 10.70 x 10.60 x 8.60 mm / Shape : Cushion Cab / Color : Purplish Blue / Transparency : Transparent / Treatment : Standard Heated

2026

10.62 Ct Natural Tanzanite Cushion Cab

Gems AuctionBangkok, TH

42.00 Ct Natural Tanzanite Oval Cab: Weight : 42.00 Ct / Dimensions : 27.00 x 18.80 x 10.70 mm / Shape : Oval Cab / Color : Purplish Blue / Transparency : Transparent / Treatment : Heated

2026

42.00 Ct Natural Tanzanite Oval Cab

Gems AuctionBangkok, TH

13.78 Ct Natural Tanzanite Oval Cab: Weight - 13.78 Ct / Dimensions - 16.50 x 12.50 x 7.70 mm / Shape & Cut - Oval Cab / Transparency - Transparent / Origin - Tanzania / Comments - Standard Heated

2026

13.78 Ct Natural Tanzanite Oval Cab

Gems AuctionBangkok, TH

4.45 Ct Natural Tanzanite Round Cut Beads: Weight - 4.45 Ct / Dimensions - 4.30 - 4.80 mm / 10 Pc's / Shape & Cut - Round Cut Beads / Transparency - Transparent / Origin - Tanzania / Comments - Standard Heated

2026

4.45 Ct Natural Tanzanite Round Cut Beads

Gems AuctionBangkok, TH

13.65 Ct Natural Tanzanite 16 Round Drilled Beads: Weight - 13.65 Ct / Dimensions - 5.30 - 5.80 mm / 16 Pc's / Shape - Round Drilled Beads / Transparency - Transparent / Origin - Tanzania / Treatment - Standard Heated

2026

13.65 Ct Natural Tanzanite 16 Round Drilled Beads

Gems AuctionBangkok, TH

8.5ct Blue Tanzanite Cushion Cut No Reserve GGL Certified.: Beautiful stone. Known for its light-blue saturation and classic "pillow" shape. At this weight, would likely be a prominent center stone for statement jewelry. Because tanzanite is pleochroic, it can

2026

8.5ct Blue Tanzanite Cushion Cut No Reserve GGL Certified.

California GemstonesSan Diego, CA

7.8ct Blue Tanzanite Trillion Cut No Reserve GGL Certified.: A highly coveted gemstone. It features a, triangular shape with excellent brilliance and a rich, blue color, described as a "masterpiece" or "collector's piece" suitable for a statement ring or pendan

2026

7.8ct Blue Tanzanite Trillion Cut No Reserve GGL Certified.

California GemstonesSan Diego, CA

8.5 carat tcw Tanzanite Emerald Cut 6 stones No Reserve, GIR Certified: 6 Stones. High-quality tanzanite displays deep viole tones, high clarity and an emerald Cut (step cut), which showcases the clarity of the stone.

2026

8.5 carat tcw Tanzanite Emerald Cut 6 stones No Reserve, GIR Certified

California GemstonesSan Diego, CA

2026

New Designer Sterling Silver Amethyst Tanzanite Pendant

Sabertooth AuctionsMurray, KY

Mint Vint Big Designer Sterling Silver Opal Tanzanite Ring 5: Guaranteed Solid 925 Sterling Silver, in Excellent Condition

2026

Mint Vint Big Designer Sterling Silver Opal Tanzanite Ring 5

Sabertooth AuctionsMurray, KY

7mm Tanzanite Round loose Gemstone For jewelry making Certified 1 point 20ct Tanzanite 225 USD: LOT 142 7mm Tanzanite Round loose Gemstone For jewelry making Certified 1.20ct Tanzanite $225

2026

7mm Tanzanite Round loose Gemstone For jewelry making Certified 1 point 20ct Tanzanite 225 USD

5150 AuctionsGreeley , CO

14K Yellow Gold 6.83ct Tanzanite and 2.48ct Diamond Ring: Retail: $22,400.00 ****** 14K Yellow Gold 6.83ct Tanzanite and 2.48ct Diamond Ring ****** Metal: 14K Yellow Gold / Total Item Weight: 12.5 Grams / Country Made: United States / / Main Stone: Tanzanite

2026

14K Yellow Gold 6.83ct Tanzanite and 2.48ct Diamond Ring

Riverside GalleriesArcadia, CA

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Tanzanite Auctions

4.0 Ct Cushion Natural Tanzanite 14K White Gold Cathedral Solitaire with Pave Shank Ring

3.5 Ct Oval Natural Emerald 14K White Gold Vintage Solitaire with Engraving Ring Certified

4.0 Ct Emerald Natural Tanzanite 14K White Gold Vintage Halo with Split Shank Ring Certified

Natural Gemstone Auction

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Veraval, Gujrat, IN

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