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4tz 2512

Platinum Square Cushion Tanzanite and Umbalite Garnet Ring 3.96 Carats

 platinum tanzanite ring designed by Steve Moriarty, with one blue violet exceptional (40%/60%) color, GIA Type I Clarity FLAWLESS TO VVS, square cushion tanzanite showing good red flash. The tanzanite weighs 3.96 carats, measures 9.2 mm wide by 9.1 mm long by 6.2 mm deep, has very good cut, very good polish and very good symmetry, and is 4 prong set. In addition, there are two 4 prong set square cushion umbalite garnets from Tanzania, VIOLET RED color, VS clarity, measuring 5.5 mm wide by 5.5 mm long with a total approximate weight of 1.70 carats. This tanzanite shows nice red flash. The ring also has six prong set round brilliant cut diamonds, F-G color, VS2-SI1 clarity, measuring 2.5 mm wide by 2.5 mm long. The ring weighs 12.43 grams. The overall quality rating of this tanzanite is 931 out of 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 219-662-1390. We are here Tuesday through Saturday. Or visit us in Crown Point, Indiana at 126 South Main St.

Why Purchase From Us?
All Orders Ship w/ Free Insured Delivery
No Risk. 30 Days Returns.
What is Pictured is What You Receive
Full Appraisal with Each Purchase
We Accept Credit Cards, Paypal & Offer Financing
Have Questions About This Item?
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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