Tanzanite ~ Antique & Vintage

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Natural Violetish Blue Tanzanite 0.70 Ct. Oval Shape 6.6 x 4.6 Mm Gemstone From Tanzania: Product ID: 807007018 Product Name: Natural Tanzanite Weight: 0.70 CT. Size: 6.6 x 4.6 x 3.2 MM. Shape: Oval Color: Violetish Blue Clarity:SI Luster: Good Gems Origin: Tanzania Treatment: Heated Cryst

2026

Natural Violetish Blue Tanzanite 0.70 Ct. Oval Shape 6.6 x 4.6 Mm Gemstone From Tanzania

Treasure of Gems & JewelryLake Charles, LA

Natural Violetish Blue Tanzanite 3.05 Ct. Clean Oval Shape 9.92 x 7.11 Mm. Gemstone from Tanzania: Product ID: 807006191 Product Name: Natural Tanzanite Weight: 3.05 CT. Size: 9.92 x 7.11 x 6.15 MM. Shape: Oval Color: Blue Clarity:IF Luster: Very Good Gems Origin: Tanzania Treatment: Heated Crystal

2026

Natural Violetish Blue Tanzanite 3.05 Ct. Clean Oval Shape 9.92 x 7.11 Mm. Gemstone from Tanzania

Treasure of Gems & JewelryLake Charles, LA

Natural Violetish Blue Tanzanite 1.25 Ct. 15 Pcs Round Diamond Cut 2.6 Mm Gemstone from Tanzania: Product ID: 807015059 Product Name: Natural Tanzanite Weight: 1.25 CT. Size: 2.6 x 2.6 x 1.5 MM. Shape: Round Diamond Cut Color: Violetish Blue Clarity:SI1 Luster: Good Gems Origin: Tanzania Treatment

2026

Natural Violetish Blue Tanzanite 1.25 Ct. 15 Pcs Round Diamond Cut 2.6 Mm Gemstone from Tanzania

Treasure of Gems & JewelryLake Charles, LA

10K White Gold Oval Tanzanite Cluster Ring: Nice 10K white gold ring with tiered set oval cut Tanzanite. Ring is size 7 and weighs 3.5 grams.

2026

10K White Gold Oval Tanzanite Cluster Ring

Kraft Auction ServiceValparaiso, IN

14K Yellow Gold Tanzanite Open Heart Pendant: 14K yellow gold open heart pendant with marquis cut tanzanites. Pendant measures 1" and weighs 1.6 grams.

2026

14K Yellow Gold Tanzanite Open Heart Pendant

Kraft Auction ServiceValparaiso, IN

14K Gold Blue Topaz Tanzanite & Diamond Ring: Beautiful 14K yellow gold ring with large oval faceted blue topaz, marquis cut Tanzanite halo, and diamond chip accents. Ring is missing one Tanzanite on the halo. Ring is size 7.5 and weighs 5.9 gram

2026

14K Gold Blue Topaz Tanzanite & Diamond Ring

Kraft Auction ServiceValparaiso, IN

14k Gold 3.00ct Tanzanite 2.20ct Diamond Earrings: Retail: $12,900.00 ****** 14k Gold 3.00ct Tanzanite 2.20ct Diamond Earrings ****** Metal: 14k Solid White Gold / Total Item Weight: 5.0 grams / / Main Stone: Tanzanite / Color: Purple / Carat Total We

2026

14k Gold 3.00ct Tanzanite 2.20ct Diamond Earrings

Prestige Auction GalleriesWoodland Hills, CA

GIA 32.34ctw Tanzanite & Diamond Double Ring: GIA Certified 32.34ctw Type 1 Violetish Blue (5/5) Tanzanite Alongside A 5.56ctw E, VVS1 Pear Shaped Diamond, Each Set In 14k White Gold As A Double Ring, The Rings Being Connected, But Open, Allowing

2026

GIA 32.34ctw Tanzanite & Diamond Double Ring

J. GARRETTDallas, TX

10K Gold, Tanzanite & Garnet Ring 2.95 Grams: Oval cut garnet apx 8mm x 6mm x 4.5mm flanked by 2 triangular cut tanzanite apx 3.5mm x 3mm each Size 7.5

2026

10K Gold, Tanzanite & Garnet Ring 2.95 Grams

Saucon Valley / Searchlight AuctionAllentown, PA

14K Gold, Ruby & Tanzanite Necklace 18" 3.19 Gram: Pear cut tanzanite apx 8mm x 6mm x 4mm and a 2mm diameter ruby

2026

14K Gold, Ruby & Tanzanite Necklace 18" 3.19 Gram

Saucon Valley / Searchlight AuctionAllentown, PA

Sterling Silver Necklace & Earring Sets 925: Includes turquoise, turquoise colored glass, and Tanzanite.

2026

Sterling Silver Necklace & Earring Sets 925

Saucon Valley / Searchlight AuctionAllentown, PA

10K Gold Necklace, Sterling and More: sterling incl 4 rings (peridot, tanzanite, lapis), necklace & pendant, amethyst earrings, garnet pendant, amethyst pendant; 10K white gold chain; 2 southwestern sterling rings with coral and tuquoise

2026

10K Gold Necklace, Sterling and More

Saucon Valley / Searchlight AuctionAllentown, PA

1.68 Cts Tanzanite & Diamond 18KGP Designer Necklace: 30 pieces of GENUINE 2.4mm rounds Tanzanite quality AAA no treatment.4 pieces of GENUINE 1.1mm faceted round diamond 0.03 carat Tw.7.05 grams of brass layered with 18K yellow gold.The necklace length

2026

1.68 Cts Tanzanite & Diamond 18KGP Designer Necklace

U.S. Auction GalleryEncino, CA

$5,495 Value! 1.95 Ct GLS Certified Natural Tanzanite Diamond 14K Gold Ring: Gemstone Description:Tanzanite Color: Purple Blue Shape: Ova lSize: 9x7Quantity: 1CTW: 1.75 Diamond Description:Shape: Rounds Size: 1.2mm Quantity: 24CTW: 0.2Grade: I1-I2Color: H-I Material Informatio

2026

$5,495 Value! 1.95 Ct GLS Certified Natural Tanzanite Diamond 14K Gold Ring

U.S. Auction GalleryEncino, CA

0.31 Ct Natural Tanzanite Marquise Cut: Weight - 0.31 Ct / Dimensions - 6.00 x 3.30 x 2.40 mm / Shape & Cut - Marquise Cut / Transparency - Transparent / Origin - Tanzania / Comments - Standard Heated

2026

0.31 Ct Natural Tanzanite Marquise Cut

Gems AuctionBangkok, TH

6.30ct Blue Tanzanite Trillion Cut No reserve AGSL Certified: Prized for its intense, trichroic violet-blue color and high transparency. Typically measuring around 11x11mm, these natural stones are sourced from Tanzania and often exhibit exceptional brilliance d

2026

6.30ct Blue Tanzanite Trillion Cut No reserve AGSL Certified

California GemstonesSan Diego, CA

5.4ct Royal Blue Tanzanite Asscher Cut No Reserve AGSL Certified: This stone features a deep, intense blue hue, with violet undertones, cut in a square, step-cut fashion that creates a "hall of mirrors" effect. This combination offers high-end sophistication and a v

2026

5.4ct Royal Blue Tanzanite Asscher Cut No Reserve AGSL Certified

California GemstonesSan Diego, CA

6.20ct Royal Blue Tanzanite Trillion Cut No Reserve AGSL Certified: gemstone featuring intense blue-violet hues. This faceted stone exhibits a vibrant, modern triangular shape, ideal for statement jewelry. These gems typically show high-quality AAA color saturation an

2026

6.20ct Royal Blue Tanzanite Trillion Cut No Reserve AGSL Certified

California GemstonesSan Diego, CA

9.5ct Light Blue Tanzanite Trillion Cut No reserve EGL Certified: Triangular-shaped gemstone featuring 31 to 50 facets to maximize brilliance. This rare, natural stone typically shows high transparency ("eye clean") and, due to its trichroic nature, may display subt

2026

9.5ct Light Blue Tanzanite Trillion Cut No reserve EGL Certified

California GemstonesSan Diego, CA

7.5ct Royal Blue Tanzanite Oval Cushion Cut No Reserve EGL Certified: a highly coveted gem featuring deep, saturated violet-blue tones. The oval cushion cut combines a rounded oval shape with faceted, soft-cornered brilliance. This cut maximizes light play and brillianc

2026

7.5ct Royal Blue Tanzanite Oval Cushion Cut No Reserve EGL Certified

California GemstonesSan Diego, CA

14.5ct Royal Blue Tanzanite Pretty Stone! Cushion Cut No Reserve AGSL Certified: Sourced from the Mererani Hills in Tanzania. Intensely colored deep blue royal stone designed for luxury jewelry. Top-quality Investment Grade Royal Blue Tanzanite.

2026

14.5ct Royal Blue Tanzanite Pretty Stone! Cushion Cut No Reserve AGSL Certified

California GemstonesSan Diego, CA

14K Yellow Gold Tanzanite And Diamonds Ring: 14K yellow gold, tanzanite and diamonds ring. Size approximately 8.5. Weight approximately 13.7 g - 0.44 ozt.

2026

14K Yellow Gold Tanzanite And Diamonds Ring

Lot 14 AuctionsNiles, IL

58.10ct Oval Cut Blue Tanzanite: A 58.10ct oval-cut blue tanzanite displaying saturated blue coloration with even faceting and strong internal brilliance. 31.59 x 23.20 x 13.00mm

2026

58.10ct Oval Cut Blue Tanzanite

888 AuctionsRichmond Hill, ON

SOLD

Akoya pearl necklace with tanzanite and 18kt yellow gold: Title:Akoya pearl necklace with tanzanite and 18kt yellow gold Description:Akoya pearl necklace with tanzanite and 18kt yellow gold hook clasp The pearls have a diameter of 6.7 to 7 mm, white colour s

2026

Akoya pearl necklace with tanzanite and 18kt yellow gold

Chairish AuctionsNew York, NY

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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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