Tanzanite ~ Antique & Vintage

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Natural Violetish Blue Tanzanite 1.44 Ct. Oval Shape 8.2 x 6.2 Mm. Gemstone From Tanzania: Product ID: 807009028 Product Name: Natural Tanzanite Weight: 1.44 CT. Size: 8.2 x 6.2 x 4.1 MM. Shape: Oval Color: Violetish Blue Clarity:VSI Luster: Very Good Gems Origin: Tanzania Treatment: Heated

2025

Natural Violetish Blue Tanzanite 1.44 Ct. Oval Shape 8.2 x 6.2 Mm. Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Natural Violetish Blue Tanzanite 1.20 Ct. Pear Shape 8.5 x 5.8 Mm Gemstone From Tanzania: Product ID: 807009227 Product Name: Natural Tanzanite Weight: 1.20 CT. Size: 8.5 x 5.8 x 4.1 MM. Shape: Pear Color: Violetish Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Heated Cryst

2025

Natural Violetish Blue Tanzanite 1.20 Ct. Pear Shape 8.5 x 5.8 Mm Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Certified Natural Violetish Blue Tanzanite 10.85 Ct. Clean Cushion Shape 10.27 x 14.63 Mm. Gemstone: Product ID: 107000403 Product Name: Natural Tanzanite Weight: 10.85 CT. Size: 10.27 x 14.63 x 8.91 MM. Shape: Cushion Color: Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated C

2025

Certified Natural Violetish Blue Tanzanite 10.85 Ct. Clean Cushion Shape 10.27 x 14.63 Mm. Gemstone

Treasure of Gems & JewelryBlanco, TX

Natural Violetish Blue Tanzanite 1.24 Ct. Clean Oval Shape 8.2 x 6 Mm. Gemstone From Tanzania: Product ID: 807006268 Product Name: Natural Tanzanite Weight: 1.24 CT. Size: 8.2 x 6 x 3.4 MM. Shape: Oval Color: Violetish Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated Cr

2025

Natural Violetish Blue Tanzanite 1.24 Ct. Clean Oval Shape 8.2 x 6 Mm. Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Natural Violet Blue Tanzanite 0.11 Ct. Marquise Shape 6 x 2.2 Mm Gemstone From Tanzania: Product ID: 107000820 Product Name: Natural Tanzanite Weight: 0.11 CT. Size: 6 x 2.2 x 1.3 MM. Shape: Marquise Color: Violet Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Heated Crysta

2025

Natural Violet Blue Tanzanite 0.11 Ct. Marquise Shape 6 x 2.2 Mm Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Natural Violet Blue Tanzanite 1.40 Ct. 4 Pcs Oval Shape 6 x 3.9 Mm Gemstones From Tanzania: Product ID: 807015005 Product Name: Natural Tanzanite Weight: 1.40 CT. Size: 6 x 3.9 x 2.1 MM. Shape: Oval Color: Violet Blue Clarity:VSI Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal S

2025

Natural Violet Blue Tanzanite 1.40 Ct. 4 Pcs Oval Shape 6 x 3.9 Mm Gemstones From Tanzania

Treasure of Gems & JewelryBlanco, TX

Natural Violet BlueTanzanite 0.48 Ct. Oval Shape 6 x 4.5 Mm Gemstone From Tanzania: Product ID: 107000263 Product Name: Natural Tanzanite Weight: 0.48 CT. Size: 6 x 4.5 x 2.8 MM. Shape: Oval Color: Violet Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal St

2025

Natural Violet BlueTanzanite 0.48 Ct. Oval Shape 6 x 4.5 Mm Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

18k White Gold Pear Shape Tanzanite and Diamond Ring: METAL: 18k White Gold. GEMSTONES: Diamonds approx. 0.85 ctw, Tanzanite approx. 3.16 carats. MEASUREMENTS: Size 7 1/2. MARKED: 18k, maker's mark, 3.16. WEIGHT: 7.6 grams. Gemstones have not been gr

2025

18k White Gold Pear Shape Tanzanite and Diamond Ring

Hampton Estate AuctionNew York, NY

Natural Violet Blue Tanzanite 1.04 Ct. Pear Shape 8 x 5.4 Mm Gemstone From Tanzania: Product ID: 807009156 Product Name: Natural Tanzanite Weight: 1.04 CT. Size: 8 x 5.4 x 3.8 MM. Shape: Pear Color: Violet Blue Clarity:SI Luster: Very Good Gems Origin: Tanzania Treatment: Heated Cryst

2025

Natural Violet Blue Tanzanite 1.04 Ct. Pear Shape 8 x 5.4 Mm Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Natural Violetish Blue Tanzanite 1.73 Ct. Clean Oval Shape 8.8 x 6.6 Mm. Gemstone From Tanzania: Product ID: 807008967 Product Name: Natural Tanzanite Weight: 1.73 CT. Size: 8.8 x 6.6 x 4.2 MM. Shape: Oval Color: Violetish Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated

2025

Natural Violetish Blue Tanzanite 1.73 Ct. Clean Oval Shape 8.8 x 6.6 Mm. Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Certified Natural Violetish Blue Tanzanite 2.88 Ct. Clean Oval Shape 10.45 x 7.72 Mm. Gemstone From: Product ID: 807006187 Product Name: Natural Tanzanite Weight: 2.88 CT. Size: 10.45 x 7.72 x 4.39 MM. Shape: Oval Color: Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crysta

2025

Certified Natural Violetish Blue Tanzanite 2.88 Ct. Clean Oval Shape 10.45 x 7.72 Mm. Gemstone From

Treasure of Gems & JewelryBlanco, TX

Natural Violetish Blue Tanzanite 1.81 Ct. VVS Oval Shape 9 x 6 x 4.2 Mm. Gemstone From Tanzania: Product ID: 807008964 Product Name: Natural Tanzanite Weight: 1.81 CT. Size: 9 x 6 x 4.2 MM. Shape: Oval Color: Purple Clarity:VVS Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crystal Str

2025

Natural Violetish Blue Tanzanite 1.81 Ct. VVS Oval Shape 9 x 6 x 4.2 Mm. Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Plated Rhodium 0.46ctw Tanzanite Earrings: 0.46 Carat Genuine Tanzanite .925 Sterling Silver Earrings. Tanzanite Round/4.00mm - 2/0.46 ctw Natural Heat Treated E. Total weight of earrings are 0.8 grams.

2025

Plated Rhodium 0.46ctw Tanzanite Earrings

1 Great Deal Auctions Meridian, ID

CERTIFIED 0.44 Ct Natural Tanzanite Round Faceted: Weight : 0.44 Ct / Shape : Round Faceted / Size : 12.8 x 7.4 x 7.2 mm / Color : Orangish Yellow / Transparency : Transparent / Treatment : Heated

2025

CERTIFIED 0.44 Ct Natural Tanzanite Round Faceted

Gems AuctionBangkok, TH

0.64 Ct Natural Tanzanite Marquise Cut Pair: Weight - 0.64 Ct / Dimensions- 6.00 x 3.00 x 2.00 mm / 2 Pc's / Shape & Cut- Marquise Cut / Transparency - VVS / Origin - Tanzania / Comments - Standard Heated

2025

0.64 Ct Natural Tanzanite Marquise Cut Pair

Gems AuctionBangkok, TH

0.52 Ct Natural Tanzanite Trillion Cut Pair: Weight - 0.52 Ct / Dimensions- 4.00 x 4.00 x 2.50 mm / 2 Pc's / Shape & Cut- Trillion Cut / Transparency - VVS / Origin - Tanzania / Comments - Standard Heated

2025

0.52 Ct Natural Tanzanite Trillion Cut Pair

Gems AuctionBangkok, TH

Heidi Daus Tanzanite Deco Trilogy Necklace: Heidi Daus Tanzanite Bead Deco Trilogy Necklace 3 Piece Set A 45 in long lariat necklace made with 4.5MM round faceted deep shimmering navy beads with decorative ends made with brass and crystal. A 48

2025

Heidi Daus Tanzanite Deco Trilogy Necklace

The Benefit Shop Foundation Inc.Mount Kisco, NY

14k 54.00ct Tanzanite 2.00ct Diamond Necklace: Retail: $38,600.00 ****** 14k 54.00ct Tanzanite 2.00ct Diamond Necklace ****** Metal: 14k Solid White Gold / Size: 17 / Total Item Weight: 35.5 grams / Country Made: United States / / Main Stone: Tanz

2025

14k 54.00ct Tanzanite 2.00ct Diamond Necklace

Prestige Auction GalleriesWoodland Hills, CA

14K Two Tone Gold Tanzanite and Diamond Art Deco Style Engagement Ring: Ring Information Style: Art Deco Metal: 14K Yellow Gold (White Top Diamond Part) Total weight: 3.50 g. (approx. total weight) Ring size: US 7 Center Gemstones Type: Tanzanite Shape: Oval Size: 7 x 5 m

2025

14K Two Tone Gold Tanzanite and Diamond Art Deco Style Engagement Ring

Lilly M. JEWELERSBang Phlat, Bangkok

Certified Natural Violetish Blue Tanzanite 1.84 Ct. Clean Trilliant Shape 8.36 x 8.21 Mm. Gemstone: Product ID: 807004315 Product Name: Natural Tanzanite Weight: 1.84 CT. Size: 8.36 x 8.21 x 4.13 MM. Shape: Trilliant Color: Violetish Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment:

2025

Certified Natural Violetish Blue Tanzanite 1.84 Ct. Clean Trilliant Shape 8.36 x 8.21 Mm. Gemstone

Treasure of Gems & JewelryBlanco, TX

Natural Violetish Blue Tanzanite 1.04 Ct. Cushion Shape 8 x 4.8 Mm. Gemstone From Tanzania: Product ID: 807004260 Product Name: Natural Tanzanite Weight: 1.04 CT. Size: 8 x 4.8 x 3.4 MM. Shape: Cushion Color: Blue Clarity:SI Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crystal S

2025

Natural Violetish Blue Tanzanite 1.04 Ct. Cushion Shape 8 x 4.8 Mm. Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Certified Natural Violetish Blue Tanzanite 1.33 Ct Oval Shape 7.64 x 6.03 Mm Gemstone From Tanzania: Product ID: 107000888 Product Name: Natural Tanzanite Weight: 1.33 CT. Size: 7.64 x 6.03 x 4.13 MM. Shape: Oval Color: Blue Clarity:VSI Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal Str

2025

Certified Natural Violetish Blue Tanzanite 1.33 Ct Oval Shape 7.64 x 6.03 Mm Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Natural Violetish Blue Tanzanite 1.51 Ct. VVS Oval Shape 8.2 x 5.4 Mm. Gemstone From Tanzania: Product ID: 807006593 Product Name: Natural Tanzanite Weight: 1.51 CT. Size: 8.2 x 5.4 x 2.9 MM. Shape: Oval Color: Violetish Blue Clarity:VVS Luster: Good Gems Origin: Tanzania Treatment: Heated Crys

2025

Natural Violetish Blue Tanzanite 1.51 Ct. VVS Oval Shape 8.2 x 5.4 Mm. Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

Natural Violetish Blue Tanzanite 1.14 Ct. Clean Oval Shape 7.7 x 5.5 Mm. Gemstone From Tanzania: Product ID: 807006298 Product Name: Natural Tanzanite Weight: 1.14 CT. Size: 7.7 x 5.5 x 3.5 MM. Shape: Oval Color: Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crystal St

2025

Natural Violetish Blue Tanzanite 1.14 Ct. Clean Oval Shape 7.7 x 5.5 Mm. Gemstone From Tanzania

Treasure of Gems & JewelryBlanco, TX

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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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