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Investment Grade Tanzanite

As one of the world’s largest tanzanite companies — with a direct link to the mine — Tanzanite Direct is uniquely positioned to offer what few others can: an extraordinary selection of what the industry calls Investment Grade Tanzanite. These are the stones that sit at the very peak of global production: the richest VB 6/6 hues, the largest carat weights, and the exceptionally rare colours sought by collectors and connoisseurs worldwide.

Yet what you see here is only a glimpse of what lies beyond.
Behind the scenes, we hold thousands of elite tanzanites that are not listed online — exceptional stones reserved for discerning clients searching for something specific, something rare, something truly extraordinary.

If you are seeking a dream tanzanite — a once-in-a-lifetime stone of investment grade quality — we invite you to get in touch. Our team will personally curate options tailored to your desired size, colour, cut, and level of rarity.

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44 products

Save $2,524.00Pear Tanzanite Pendant 6 CaratsPear Tanzanite Pendant 6 Carats
Pear Tanzanite Pendant 6 Carats Sale price$7,571.00 NZD Regular price$10,095.00 NZD
Save $1,514.00Oval Tanzanite Drop Earrings With HooksOval Tanzanite Drop Earrings With Hooks
Oval Tanzanite Drop Earrings With Hooks Sale price$5,048.00 NZD Regular price$6,562.00 NZD
Elegant oval tanzanite and diamond drop earrings with vibrant blue-violet gemstones and timeless styling.AAA grade oval vb 6/ 6 oval cut tanzanite earrings with diamonds
Superb Tanzanite & Diamond Halo Drop Earrings Sale price$5,976.00 NZD
Sold outSave $12,618.0026.36 carat emerald-cut tanzanite gemstone, investment grade26.36 carat emerald-cut tanzanite gemstone, investment grade
26 Carat Emerald Cut Tanzanite Gemstone - Investment Grade Sale price$24,395.00 NZD Regular price$37,013.00 NZD
Sold out12.95 carat emerald-cut tanzanite gemstone, GIA certified, investment grade12.95 carat emerald-cut tanzanite gemstone, GIA certified, investment grade
12.95 ct Emerald Cut Tanzanite Gemstone - GIA Certificate Sale price$14,161.00 NZD
Sold outNatural 20 carat tanzanite gemstone, oval cut, vivid blue colour, GIA certified. GIA tanzanite gemological report with a
21.24 ct Oval Tanzanite Gemstone – GIA Certified Tanzanite - VB 6/6 Sale price$25,014.00 NZD
Save $5,888.00Exceptional 11.00 Ct Emerald Cut Tanzanite & Baguette Diamond RingExceptional 11.00 Ct Emerald Cut Tanzanite & Baguette Diamond Ring
Exceptional 11.00 Ct Emerald Cut Tanzanite & Baguette Diamond Ring Sale price$18,507.00 NZD Regular price$24,395.00 NZD
Save $1,292.00Antique Cushion Cut Tanzanite Pendant with Diamonds.Antique Cushion Cut Tanzanite Pendant with Diamonds.
Antique Cushion Cut Tanzanite Pendant with Diamonds. Sale price$5,169.00 NZD Regular price$6,461.00 NZD
Save $13,475.0020.00 carat minimum trillion-cut tanzanite pendant with 150 round diamonds in 18K white gold20.00 Carat Tanzanite Pendant – Investment Grade - Made-to-Order
20.00 Carat Tanzanite Pendant – Investment Grade - Made-to-Order Sale price$26,902.00 NZD Regular price$40,377.00 NZD
Save $33,311.00Magnificent 67-Carat Oval Tanzanite Pendant in White Gold
Magnificent 67-Carat Oval Tanzanite Pendant in White Gold Sale price$82,773.00 NZD Regular price$116,084.00 NZD
102.78 carat cushion-cut tanzanite gemstone, investment graderare collectors investment stone 102.78-carat natural tanzanite
100 Carat+ Cushion-Cut Loose Tanzanite Gemstone- Investment Grade Sale price$252,356.00 NZD
Save $38,695.0054.72 carat cushion-cut tanzanite necklace with 60 round diamonds in 18K gold54.72 carat cushion-cut tanzanite necklace with 60 round diamonds in 18K gold
Investment-Grade Square 54 Carat Tanzanite and Diamond Pendant Necklace Sale price$70,660.00 NZD Regular price$109,355.00 NZD
Save $52,154.00A close-up of a white-gloved hand holding a large oval tanzanite investment grade 50 carat pendant necklace. The pendant features a vivid deep blue faceted vb 6/6 tanzanite gemstone, surrounded by a halo of diamonds. For sale at tanzanite direct. , 56.44 carat cushion-cut tanzanite necklace with 212 round diamonds in 18K gold
56 Carat Investment Grade Tanzanite Necklace Sale price$89,166.00 NZD Regular price$141,320.00 NZD
Save $4,374.008.50 carat minimum oval-cut tanzanite drop earrings with 78 round diamonds in 18K gold8.50 carat minimum oval-cut tanzanite drop earrings with 78 round diamonds in 18K gold
Double Drop Princess Earrings - Made To Order Sale price$9,758.00 NZD Regular price$14,132.00 NZD
Emerald Cut Tanzanite & Baguette Diamond Ring - Made to OrderEmerald cut tanzanite ring featuring AAA quality tanzanite and baguette diamond accents
Emerald Cut Tanzanite & Baguette Diamond Ring - Made to Order Sale price$8,449.00 NZD
Save $8,583.0018.22 carat cushion-cut tanzanite gemstone, investment grade18.22 carat cushion-cut tanzanite gemstone, investment grade
18.22 Carat Tanzanite Cushion Cut Gemstone Sale price$19,005.00 NZD Regular price$27,588.00 NZD
17.51 carat cushion-cut tanzanite gemstone, investment grade17.51 carat cushion-cut tanzanite gemstone, investment grade
17.51 Carat Tanzanite Cushion Cut Gemstone Sale price$15,983.00 NZD
8.05 carat trillion-cut tanzanite gemstone, GIA certified, investment grade8.05 carat trillion-cut tanzanite gemstone, GIA certified, investment grade
8.05 ct Trillion Cut Tanzanite Gemstone – GIA Certified Sale price$8,917.00 NZD
Save $3,220.00Exceptional 10 mm Matching Round Tanzanite Pair – Rare & Top ColorExceptional 10 mm Matching Round Tanzanite Pair – Rare & Top Color
Exceptional 10 mm Matching Round Tanzanite Pair – Rare & Top Color Sale price$9,982.00 NZD Regular price$13,202.00 NZD
7.33 carat round-cut tanzanite gemstone7.33 carat round-cut tanzanite gemstone
7.33 Round Tanzanite Gemstone Sale price$7,783.00 NZD
15.29 carat oval-cut tanzanite gemstone, GIA certified, investment grade15.29 carat oval-cut tanzanite gemstone, GIA certified, investment grade
15.29 ct Oval Tanzanite Gemstone – GIA Certified Sale price$16,720.00 NZD
3.52 carat cushion-cut tanzanite gemstone, GIA certified3.52 carat cushion-cut tanzanite gemstone, GIA certified
3.52 ct Cushion Tanzanite Gemstone – GIA Certified Sale price$4,795.00 NZD
7.84 carat trillion-cut tanzanite gemstone, GIA certified, investment grade
7.84 ct Trillion Tanzanite Gemstone – GIA Certified Sale price$8,574.00 NZD
4.04 carat pear-shaped tanzanite gemstone, GIA certified, investment grade4.04 carat pear-shaped tanzanite gemstone, GIA certified, investment grade
4.04 ct Pear Tanzanite Gemstone – GIA Certified Sale price$5,031.00 NZD
5.37 carat oval-cut tanzanite gemstone, GIA certified, investment gradeTanzanite Gemstone Oval GIA certified
5.37 ct Oval Tanzanite Gemstone – GIA Certified Sale price$6,394.00 NZD
4.71 ct Oval Tanzanite Gemstone – GIA CertifiedGia certified oval loose gemstone tanzanite
4.71 ct Oval Tanzanite Gemstone – GIA Certified Sale price$6,057.00 NZD
6.16 ct Emerald Cut Tanzanite Gemstone – GIA Certified6.16 ct Emerald Cut Tanzanite Gemstone – GIA Certified
6.16 ct Emerald Cut Tanzanite Gemstone – GIA Certified Sale price$6,528.00 NZD
5.11 ct Cushion Tanzanite Gemstone – GIA Certified5.11 ct Cushion Tanzanite Gemstone – GIA Certified
5.11 ct Cushion Tanzanite Gemstone – GIA Certified Sale price$6,394.00 NZD
8.16 ct Oval Tanzanite Gemstone – GIA Certified8.16 ct Oval Tanzanite Gemstone – GIA Certified
8.16 ct Oval Tanzanite Gemstone – GIA Certified Sale price$8,924.00 NZD
Save $4,002.007.22 Ct Tanzanite Diamond Ring Yellow Gold7.22 Ct Tanzanite Diamond Ring Yellow Gold
7.22 Ct Tanzanite Diamond Ring Yellow Gold Sale price$10,095.00 NZD Regular price$14,097.00 NZD
Save $4,250.00Round Solitaire Tanzanite Diamond Ring - 4.94 Cts -18K Yellow GoldRound Solitaire Tanzanite Diamond Ring - 4.94 Cts -18K Yellow Gold
Round Solitaire Tanzanite Diamond Ring - 4.94 Cts -18K Yellow Gold Sale price$8,917.00 NZD Regular price$13,167.00 NZD
Save $3,785.00Investment-grade round tanzanite ring, 6.57 carats, VB 6/6 vivid blue-violet colour with natural diamonds.6 carat AAA+ heirloom-grade tanzanite and diamond ring featuring a round centre stone and halo setting.
6.5 Carat Exceptional Round Tanzanite & Diamond Halo Ring Sale price$11,525.00 NZD Regular price$15,310.00 NZD
Save $3,610.00Made to Order : Yellow Gold Exceptional 5.00 Ct Tanzanite & Baguette Diamond Necklace
Made to Order : Yellow Gold Exceptional 5.00 Ct Tanzanite & Baguette Diamond Necklace Sale price$9,691.00 NZD Regular price$13,301.00 NZD
Save $6,578.00Long Tanzanite Emerald Cut - Matching Set- 17 caratsLong Tanzanite Emerald Cut - Matching Set- 17 carats
Long Tanzanite Emerald Cut - Matching Set- 17 carats Sale price$17,733.00 NZD Regular price$24,311.00 NZD
Save $3,365.00Exceptional Pair of Oval Tanzanites – Near 10 Carats TotalExceptional Pair of Oval Tanzanites – Near 10 Carats Total
Exceptional Pair of Oval Tanzanites – Near 10 Carats Total Sale price$10,431.00 NZD Regular price$13,796.00 NZD
Save $3,432.0010.20 Carat Oval Tanzanite Gemstone10.20 Carat Oval Tanzanite Gemstone
10.20 Carat Oval Tanzanite Gemstone Sale price$10,640.00 NZD Regular price$14,072.00 NZD
Save $4,744.00Violet & Blue Tanzanite Trillion Cut -11.79 CaratsViolet & Blue Tanzanite Trillion Cut -11.79 Carats
Violet & Blue Tanzanite Trillion Cut -11.79 Carats Sale price$10,431.00 NZD Regular price$15,175.00 NZD
Save $3,028.00Trillion Cut Tanzanite Matching Pair - 9.64 CaratsTrillion Cut Tanzanite Matching Pair - 9.64 Carats
Trillion Cut Tanzanite Matching Pair - 9.64 Carats Sale price$11,104.00 NZD Regular price$14,132.00 NZD
Save $2,524.00Exceptional Tanzanite 5.00 Carat Oval Diamond Halo RingExceptional Tanzanite 5.00 Carat Oval Diamond Halo Ring
Exceptional Tanzanite 5.00 Carat Oval Diamond Halo Ring Sale price$7,571.00 NZD Regular price$10,095.00 NZD
Save $3,533.00Magnificent 7.00 Ct Pear-Shaped Tanzanite PendantMagnificent 7.00 Ct Pear-Shaped Tanzanite Pendant
Magnificent 7.00 Ct Pear-Shaped Tanzanite Pendant Sale price$11,609.00 NZD Regular price$15,142.00 NZD
Save $26,918.0031 Carat Tanzanite Pendant - Emerald Cut31 Carat Tanzanite Pendant - Emerald Cut
31 Carat Tanzanite Pendant - Emerald Cut Sale price$43,742.00 NZD Regular price$70,660.00 NZD
Save $5,225.00Exceptional 4.00 Ct Tanzanite & Baguette Diamond Pendant
Exceptional 4.00 Ct Tanzanite & Baguette Diamond Pendant Sale price$8,076.00 NZD Regular price$13,301.00 NZD
Save $2,221.00Exceptional Five Carat Tanzanite and Diamond Halo Stud Earrings – 18ct Yellow GoldExceptional Five Carat Tanzanite and Diamond Halo Stud Earrings – 18ct Yellow Gold
Exceptional Five Carat Tanzanite and Diamond Halo Stud Earrings – 18ct Yellow Gold Sale price$9,893.00 NZD Regular price$12,114.00 NZD
Save $48,788.00Exclusive: Square Cut Tanzanite & Diamond NecklaceA close-up of necklace featuring large, deep blue emerald-cut tanzanites set with baguette-cut diamonds stones, photographed on a neutral gray background.
Exclusive: Square Cut Tanzanite & Diamond Necklace Sale price$82,437.00 NZD Regular price$131,225.00 NZD