• Investment Grade Tanzanite
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Save $7,247.0010 Carat Investment-Grade AAA+ Emerald-Cut Tanzanite Ring - IGI certified10 Carat Investment-Grade AAA+ Emerald-Cut Tanzanite Ring - IGI certified
10 Carat Investment-Grade AAA+ Emerald-Cut Tanzanite Ring - IGI certified Sale price$15,220.00 AUD Regular price$22,467.00 AUD
20.00 carat minimum trillion-cut tanzanite pendant with 150 round diamonds in 18K white goldImpressive Tanzanite Pendant – Investment Grade - 11 Carats
Impressive Tanzanite Pendant – Investment Grade - 11 Carats Sale price$20,293.00 AUD
Save $3,571.006.16 ct Emerald Cut Tanzanite Gemstone – With GIA Identification Report6.16 ct Emerald Cut Tanzanite Gemstone – With GIA Identification Report
6.16 ct Emerald Cut Tanzanite Gemstone – With GIA Identification Report Sale price$6,251.00 AUD Regular price$9,822.00 AUD
Save $7,538.00Investment-Grade 11.92 ct Pear-Shaped Tanzanite Pendant in 18K Yellow Gold
Investment-Grade 11.92 ct Pear-Shaped Tanzanite Pendant in 18K Yellow Gold Sale price$18,553.00 AUD Regular price$26,091.00 AUD
Save $7,154.0012.34 ct Cushion Tanzanite Gemstone – With GIA Identification Reportgia certificated tanzanite
12.34 ct Cushion Tanzanite Gemstone – With GIA Identification Report Sale price$12,521.00 AUD Regular price$19,675.00 AUD
13.18 Carat Oval Tanzanite Gemstone – GIA Certified Blue-Dominant AAA+ Heirloom Quality13.18 Carat Oval Tanzanite Gemstone – GIA Certified Blue-Dominant AAA+ Heirloom Quality
13.18 Carat Oval Tanzanite Gemstone – GIA Certified Blue-Dominant AAA+ Heirloom Quality Sale price$13,373.00 AUD
Save $9,978.0017.21 ct Heart Shaped Tanzanite Gemstone – With GIA Identification Report17.21 ct Heart Shaped Tanzanite Gemstone – With GIA Identification Report
17.21 ct Heart Shaped Tanzanite Gemstone – With GIA Identification Report Sale price$17,462.00 AUD Regular price$27,440.00 AUD
Save $10,152.0017.51 ct Cushion Cut Tanzanite Gemstone – With GIA Identification Report
17.51 ct Cushion Cut Tanzanite Gemstone – With GIA Identification Report Sale price$17,766.00 AUD Regular price$27,918.00 AUD
Save $10,744.0018.53 ct Cushion Cut Tanzanite Gemstone – With GIA Identification Report18.53 ct Cushion Cut Tanzanite Gemstone – With GIA Identification Report
18.53 ct Cushion Cut Tanzanite Gemstone – With GIA Identification Report Sale price$18,801.00 AUD Regular price$29,545.00 AUD
Save $10,512.0018.13 ct Oval Cut Tanzanite Gemstone – With GIA Identification Report18.13 ct Oval Cut Tanzanite Gemstone – With GIA Identification Report
18.13 ct Oval Cut Tanzanite Gemstone – With GIA Identification Report Sale price$18,395.00 AUD Regular price$28,907.00 AUD
Save $11,266.0019.43 ct Pear Cut Tanzanite Gemstone – With GIA Identification Report19.43 ct Pear Cut Tanzanite Gemstone – With GIA Identification Report
19.43 ct Pear Cut Tanzanite Gemstone – With GIA Identification Report Sale price$19,714.00 AUD Regular price$30,980.00 AUD
Save $14,872.0025.65 ct Cushion Cut Tanzanite Gemstone – With GIA Identification Report
25.65 ct Cushion Cut Tanzanite Gemstone – With GIA Identification Report Sale price$26,025.00 AUD Regular price$40,897.00 AUD
Save $15,480.00heart shaped tanzanite with gia certificate 26.70 ct Heart Cut Tanzanite Gemstone – With GIA Identification Report
26.70 ct Heart Cut Tanzanite Gemstone – With GIA Identification Report Sale price$27,091.00 AUD Regular price$42,571.00 AUD
Save $17,138.00Exceptional AAA+ Heirloom-Grade Square Emerald-Cut Tanzanite – Nearly 30 Carats, Royal Blue, GIA CertifiedExceptional AAA+ Heirloom-Grade Square Emerald-Cut Tanzanite – Nearly 30 Carats, Royal Blue, GIA Certified
Exceptional AAA+ Heirloom-Grade Square Emerald-Cut Tanzanite – Nearly 30 Carats, Royal Blue, GIA Certified Sale price$29,993.00 AUD Regular price$47,131.00 AUD
Save $18,872.00Exceptional 32.55-Carat Royal Blue, GIA Certified Tanzanite Emerald CutExceptional 32.55-Carat Royal Blue, GIA Certified Tanzanite Emerald Cut
Exceptional 32.55-Carat Royal Blue, GIA Certified Tanzanite Emerald Cut Sale price$33,026.00 AUD Regular price$51,898.00 AUD
Save $9,874.0017.03 ct Square Cut Tanzanite Gemstone – With GIA Identification Report17.03 ct Square Cut Tanzanite Gemstone – With GIA Identification Report
17.03 ct Square Cut Tanzanite Gemstone – With GIA Identification Report Sale price$17,279.00 AUD Regular price$27,153.00 AUD
Save $4,667.008.05 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 – With GIA Identification Report Sale price$8,168.00 AUD Regular price$12,835.00 AUD
Save $8,865.0015.29 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 – With GIA Identification Report Sale price$15,514.00 AUD Regular price$24,379.00 AUD
Save $2,041.003.52 carat cushion-cut tanzanite gemstone, GIA certified3.52 carat cushion-cut tanzanite gemstone, GIA certified
3.52 ct Cushion Tanzanite Gemstone – With GIA Identification Report Sale price$3,572.00 AUD Regular price$5,613.00 AUD
Save $4,546.007.84 carat trillion-cut tanzanite gemstone, GIA certified, investment grade
7.84 ct Trillion Tanzanite Gemstone – With GIA Identification Report Sale price$7,955.00 AUD Regular price$12,501.00 AUD
Save $3,113.005.37 carat oval-cut tanzanite gemstone, GIA certified, investment gradeTanzanite Gemstone Oval GIA certified
5.37 ct Oval Tanzanite Gemstone – With GIA Identification Report Sale price$5,449.00 AUD Regular price$8,562.00 AUD
Save $2,731.00An oval-cut, faceted deep blue gemstone of tanzanite , Gia certified oval loose gemstone tanzanite
4.71 ct Oval Tanzanite Gemstone – With GIA Identification Report Sale price$4,779.00 AUD Regular price$7,510.00 AUD
Save $2,963.005.11 ct Cushion Tanzanite Gemstone – With GIA Identification Report5.11 ct Cushion Tanzanite Gemstone – With GIA Identification Report
5.11 ct Cushion Tanzanite Gemstone – With GIA Identification Report Sale price$5,185.00 AUD Regular price$8,148.00 AUD
Save $4,731.008.16 ct Oval Tanzanite Gemstone – With GIA Identification Report8.16 ct Oval Tanzanite Gemstone – With GIA Identification Report
8.16 ct Oval Tanzanite Gemstone – With GIA Identification Report Sale price$8,280.00 AUD Regular price$13,011.00 AUD

THird party Tanzanite Certification 

IGI AND GIA CERTIED TANZANITE GEMSTONES 

GIA & IGI Certification

All tanzanites advertised above are already certified by either GIA or IGI, and the relevant report is included with the stone.

We can also arrange for any other tanzanite purchased from TanzaniteDirect to be submitted for independent certification:

  • GIA report: approximately US$290 — allow 3–4 weeks
  • IGI report: approximately US$120 — allow around 10 - 18 days

Please email us if you would like this done prior to purchase. 

Learn indepth about GIA  tanzanite reports here.