4tz 2156

Platinum and 14k Rose Gold Oval Tanzanite Halo Ring 7.50 Carats

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  • Tanzanite: 7.50cts
  • Tanzanite Color: Blue Violet Exceptional
  • Tanzanite Cut: Oval
  • Tanzanite Clarity: GIA Type I Clarity VS
  • Tanzanite Size: 9.9 mm wide by 13.1 mm long by 7.6 mm deep
  • Accents: 152 prong set ideal round brilliant cut diamonds, F-G color, VS clarity, with a total weight of .85 carat
  • Tanzanite Quality 935/1000

 Tanzanite ring designed by Steve Moriarty, with one blue violet exceptional color, GIA Type I Clarity VS, oval tanzanite. The tanzanite weighs 7.50 carats, measures 9.9 mm wide by 13.1 mm long by 7.6 mm deep, has very good cut, very good polish and very good symmetry, and is 4 prong set in 14k rose gold. In addition, there are 152 prong set ideal round brilliant cut diamonds, F-G color, VS clarity, with a total weight of .85 carat. The ring weighs 10.47 grams.  The overall quality rating of this tanzanite is 935 out 1000.  Tanzanite is color enhanced by heating.

We understand that this is a big purchase. If you have any questions, please don't hesitate to contact us at 1-219-662-1390. We are here Tuesday through Saturday. Or visit us in Crown Point, Indiana at 126 South Main St.

How we grade our Tanzanite

How We grade our tanzanite

Our family only supplies the most amazing Tanzanite gemstones. If you are interested in how our Tanzanite gemstones are graded, watch the video here.

Learn How We Grade Our Tanzanite

What makes a ring from us unlike anything else?

With over 30 years in the jewelry business, we custom design all our Tanzanite rings to fit our amazing gemstones. Each ring takes days to design and hours to patiently set and cast. No other company puts as much work into the finished piece of jewelry as the Moriarty family. You don't just get a piece of jewelry, you get a story behind it.


I received the most beautiful pair of round tanzanite earrings in 2 days! I love them. I cannot say enough about this company and the attention I received from them. I would highly recommend them to anyone interested in tanzanite.

- Jane

Excellent customer service. Received expert advice on my purchase. My new earrings are the most beautiful tanzanite gems I’ve ever seen. I look forward to purchasing more tanzanite jewelry from Tanzanite Designs.

- Audree

zero complaints! full praise! :) 
I bought my wife a pair of exceptional oval tanzanite and tsavorite accent earrings and we are extremely happy with the quality of the product. they are more beautiful than expected! my wife is thrilled to wear such high end, sparkly earrings.
the entire process was seamless and packaging was great. steve, thank you for the email and the rest of your crew for a wonderful experience!

- Guy

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