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Natural Blue Tanzanite Gemstons 1.13 Ct. Clean Oval Shape 7.60 x 5.30 Mm: Product ID: 807005244 Product Name: Natural Tanzanite Weight: 1.13 CT. Size: 7.60 x 5.30 x 3.81 MM. Shape: Oval Color: Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crystal

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Natural Blue Tanzanite Gemstons 1.13 Ct. Clean Oval Shape 7.60 x 5.30 Mm

Treasure of Gems & Jewelry

12.95 Ct Natural Tanzanite Oval Cab: Weight - 12.95 Ct / Dimensions - 17.20 x 11.60 x 7.50 mm / Shape & Cut - Oval Cab / Transparency - Transparent / Origin - Tanzania / Comments - Standard Heated

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12.95 Ct Natural Tanzanite Oval Cab

Natural Blue Tanzanite Gemstones 2.10 Ct. Clean Oval Shape 8.9 x 6.8 Mm.: Product ID: 807008940 Product Name: Natural Tanzanite Weight: 2.10 CT. Size: 8.9 x 6.8 x 5.1 MM. Shape: Oval Color: Violetish Blue Clarity:VSI Luster: Very Good Gems Origin: Tanzania Treatment: Heated

May 17, 2026

Natural Blue Tanzanite Gemstones 2.10 Ct. Clean Oval Shape 8.9 x 6.8 Mm.

Treasure of Gems & Jewelry

Est. $1,260-$1,980

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

15 hrs Left

11.9 Carat Deep Violet Blue Tanzanite Brilliant Oval Cut ASGL Certified

California Gemstones

Est. $6,800-$7,900

Natural Blue Tanzanite Gemstones 1.24 Ct. VVS Oval Shape 7.8 x 6 Mm.: Product ID: 807008976 Product Name: Natural Tanzanite Weight: 1.24 CT. Size: 7.8 x 6 x 3.7 MM. Shape: Oval Color: Blue Clarity:VVS Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crystal Str

May 24, 2026

Natural Blue Tanzanite Gemstones 1.24 Ct. VVS Oval Shape 7.8 x 6 Mm.

Treasure of Gems & Jewelry

Est. $410-$645

Natural Blue Tanzanite Gemstones 1.66 Ct. VVS Oval Shape 8.4 x 6.4 Mm.: Product ID: 807009044 Product Name: Natural Tanzanite Weight: 1.66 CT. Size: 8.4 x 6.4 x 4.3 MM. Shape: Oval Color: Blue Clarity:VVS Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal Struct

May 24, 2026

Natural Blue Tanzanite Gemstones 1.66 Ct. VVS Oval Shape 8.4 x 6.4 Mm.

Treasure of Gems & Jewelry

Est. $746-$1,173

Natural Blue Tanzanite Gemstones 1.05 Ct. Oval Shape 6.9 x 5.9 Mm.: Product ID: 807005358 Product Name: Natural Tanzanite Weight: 1.05 CT. Size: 6.9 x 5.9 x 3.6 MM. Shape: Oval Color: Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal Structu

May 17, 2026

Natural Blue Tanzanite Gemstones 1.05 Ct. Oval Shape 6.9 x 5.9 Mm.

Treasure of Gems & Jewelry

Est. $328-$515

Natural Blue Tanzanite Gemstones 1.67 Ct. Oval Shape 8.3 x 6.4 Mm.: Product ID: 807009055 Product Name: Natural Tanzanite Weight: 1.67 CT. Size: 8.3 x 6.4 x 4.2 MM. Shape: Oval Color: Violetish Blue Clarity:VVS Luster: Good Gems Origin: Tanzania Treatment: Heated Crys

May 24, 2026

Natural Blue Tanzanite Gemstones 1.67 Ct. Oval Shape 8.3 x 6.4 Mm.

Treasure of Gems & Jewelry

Est. $1,001-$1,574

Natural Blue Tanzanite Gemstones 1.28 Ct. VVS Oval Shape 7.2 x 6 Mm.: Product ID: 807006322 Product Name: Natural Tanzanite Weight: 1.28 CT. Size: 7.2 x 6 x 4.2 MM. Shape: Oval Color: Violetish Blue Clarity:VVS Luster: Good Gems Origin: Tanzania Treatment: Heated Crysta

May 24, 2026

Natural Blue Tanzanite Gemstones 1.28 Ct. VVS Oval Shape 7.2 x 6 Mm.

Treasure of Gems & Jewelry

Est. $624-$981

Natural blue Tanzanite Gemstones 1.13 Ct. Clean Oval Shape 7.73 x 5.96 Mm: Product ID: 807005247 Product Name: Natural Tanzanite Weight: 1.13 CT. Size: 7.37 x 5.96 x 3.35 MM. Shape: Oval Color: Violet Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated Cryst

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Natural blue Tanzanite Gemstones 1.13 Ct. Clean Oval Shape 7.73 x 5.96 Mm

Treasure of Gems & Jewelry

Natural Blue Tanzanite Gemstones 1.49 Ct. Oval Shape 8.83 x 5.65 Mm.: Product ID: 807004421 Product Name: Natural Tanzanite Weight: 1.49 CT. Size: 8.83 x 5.65 x 3.60 MM. Shape: Oval Color: Blue Clarity:VSI Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal Str

May 24, 2026

Natural Blue Tanzanite Gemstones 1.49 Ct. Oval Shape 8.83 x 5.65 Mm.

Treasure of Gems & Jewelry

Est. $556-$875

Natural Violetish Blue Tanzanite Gemstones 1.78 Ct. Oval Shape 9.5 x 7.7 x 4 Mm.: Product ID: 807009452 Product Name: Natural Tanzanite Weight: 1.78 CT. Size: 9.5 x 7.7 x 4 MM. Shape: Oval Color: Violetish Blue Clarity:VVS Luster: Good Gems Origin: Tanzania Treatment: Heated Crysta

5 hrs Left

Natural Violetish Blue Tanzanite Gemstones 1.78 Ct. Oval Shape 9.5 x 7.7 x 4 Mm.

Treasure of Gems & Jewelry

Est. $333-$524

Natural Blue Tanzanite Gemstones 1.38 Ct. VVS Oval Shape 8.5 x 6.4 Mm.: Product ID: 807009062 Product Name: Natural Tanzanite Weight: 1.38 CT. Size: 8.5 x 6.4 x 3.5 MM. Shape: Oval Color: Violetish Blue Clarity:VVS Luster: Good Gems Origin: Tanzania Treatment: Heated Crys

5 hrs Left

Natural Blue Tanzanite Gemstones 1.38 Ct. VVS Oval Shape 8.5 x 6.4 Mm.

Treasure of Gems & Jewelry

Est. $620-$975

Natural Blue Tanzanite Gemstones 1.23 Ct. VVS Oval Shape 7.8 x 6 Mm.: Product ID: 807009007 Product Name: Natural Tanzanite Weight: 1.23 CT. Size: 7.8 x 6 x 3.5 MM. Shape: Oval Color: Blue Clarity:VVS Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crystal Str

May 17, 2026

Natural Blue Tanzanite Gemstones 1.23 Ct. VVS Oval Shape 7.8 x 6 Mm.

Treasure of Gems & Jewelry

Est. $553-$869

Natural Blue Tanzanite Gemstones 1.45 Ct. Clean Oval Shape 8.4 x 6 Mm.: Product ID: 807008975 Product Name: Natural Tanzanite Weight: 1.45 CT. Size: 8.4 x 6 x 4 MM. Shape: Oval Color: Violetish Blue Clarity:VSI Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal

May 24, 2026

Natural Blue Tanzanite Gemstones 1.45 Ct. Clean Oval Shape 8.4 x 6 Mm.

Treasure of Gems & Jewelry

Est. $654-$1,028

Natural Blue Tanzanite Gemstones 1.09 Ct. VVS Oval Shape 7.5 x 5.6 Mm.: Product ID: 807006535 Product Name: Natural Tanzanite Weight: 1.09 CT. Size: 7.5 x 5.6 x 3.4 MM. Shape: Oval Color: Blue Clarity:VVS Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal Struct

5 hrs Left

Natural Blue Tanzanite Gemstones 1.09 Ct. VVS Oval Shape 7.5 x 5.6 Mm.

Treasure of Gems & Jewelry

Est. $450-$708

Natural Blue Tanzanite Gemstones 1.36 Ct. Oval Shape 8 x 6 Mm.: Product ID: 807008981 Product Name: Natural Tanzanite Weight: 1.36 CT. Size: 8 x 6 x 4.2 MM. Shape: Oval Color: Purple Clarity:VSI Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crystal Str

May 17, 2026

Natural Blue Tanzanite Gemstones 1.36 Ct. Oval Shape 8 x 6 Mm.

Treasure of Gems & Jewelry

Est. $611-$961

Natural Blue Tanzanite Gemstones 1.10 Ct. Oval Shape 6.87 x 5.39 Mm.: Product ID: 807004167 Product Name: Natural Tanzanite Weight: 1.10 CT. Size: 6.87 x 5.39 x 4.11 MM. Shape: Oval Color: Violetish Blue Clarity:VSI Luster: Very Good Gems Origin: Tanzania Treatment: Hea

May 24, 2026

Natural Blue Tanzanite Gemstones 1.10 Ct. Oval Shape 6.87 x 5.39 Mm.

Treasure of Gems & Jewelry

Est. $493-$776

Natural Blue Tanzanite Gemstones 1.38 Ct. Oval Shape 7.6 x 6.3 Mm.: Product ID: 807004440 Product Name: Natural Tanzanite Weight: 1.38 CT. Size: 7.6 x 6.3 x 4 MM. Shape: Oval Color: Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal Structure

May 24, 2026

Natural Blue Tanzanite Gemstones 1.38 Ct. Oval Shape 7.6 x 6.3 Mm.

Treasure of Gems & Jewelry

Est. $499-$785

Natural Blue Tanzanite Gemstones 1.24 Ct. VVS Oval Shape 7.3 x 6.2 Mm.: Product ID: 807005960 Product Name: Natural Tanzanite Weight: 1.24 CT. Size: 7.3 x 6.2 x 3.7 MM. Shape: Oval Color: Blue Clarity:VVS Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal Struct

5 hrs Left

Natural Blue Tanzanite Gemstones 1.24 Ct. VVS Oval Shape 7.3 x 6.2 Mm.

Treasure of Gems & Jewelry

Est. $372-$584

Natural Blue Tanzanite Gemstones 0.80 Ct. Oval Shape 7 x 5 Mm.: Product ID: 107000529 Product Name: Natural Tanzanite Weight: 0.80 CT. Size: 7 x 5 x 3.3 MM. Shape: Oval Color: Violet Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Heated Crystal Stru

5 hrs Left

Natural Blue Tanzanite Gemstones 0.80 Ct. Oval Shape 7 x 5 Mm.

Treasure of Gems & Jewelry

Est. $181-$285

Natural Blue Tanzanite Gemstones 0.37 Ct. Oval Shape 5.1 x 4.1 Mm.: Product ID: 807008333 Product Name: Natural Tanzanite Weight: 0.37 CT. Size: 5.1 x 4.1 x 2.8 MM. Shape: Oval Color: Violetish Blue Clarity:VSI - SI Luster: Good Gems Origin: Tanzania Treatment: Heated

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Natural Blue Tanzanite Gemstones 0.37 Ct. Oval Shape 5.1 x 4.1 Mm.

Treasure of Gems & Jewelry

Natural Blue Tanzanite Gemstones 1.52 Ct. VVS Oval Shape 7.48 x 6.48 Mm.: Product ID: 807004396 Product Name: Natural Tanzanite Weight: 1.52 CT. Size: 7.48 x 6.48 x 3.78 MM. Shape: Oval Color: Blue Clarity:VVS Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crysta

May 24, 2026

Natural Blue Tanzanite Gemstones 1.52 Ct. VVS Oval Shape 7.48 x 6.48 Mm.

Treasure of Gems & Jewelry

Est. $452-$710

Natural Clean Blue Tanzanite Gemstones 1.20 Ct. Oval Shape 8.79 x 5.25 Mm.: Product ID: 807004367 Product Name: Natural Tanzanite Weight: 1.20 CT. Size: 8.79 x 5.25 x 3.06 MM. Shape: Oval Color: Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crystal

5 hrs Left

Natural Clean Blue Tanzanite Gemstones 1.20 Ct. Oval Shape 8.79 x 5.25 Mm.

Treasure of Gems & Jewelry

Est. $358-$563

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