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Vintage Krementz 3.57ct Certified Natural Cornflower Blue Platinum Diamond Ring

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Vintage Krementz 3.57ct Certified Natural Cornflower Blue Platinum Diamond Ring

    Extremely rare top gem world class cornflower blue Sapphire natural certified no heat no enhancements. Collected re-cut for brilliance and mounted by one of the greatest jewelers America ever saw - Richard Krementz of Krementz & Co. Custom made Platinum ring also of the finest quality made to show off the rare bright top to bottom cornflower color. Truly one of the world's finest. We are lucky to have found unknown new old stock rings saved by a jeweler who closed up shop. Never worn and never seen before. True world class quality. Cut so bright it looks like a blue diamond. Excellent condition, no repairs or defects. Looks great on the hand. Designed to wear alone or to stack with a band on one or both sides.
  • Platinum 950
  • 1 round gem cut cornflower blue Sapphire, approx. total weight 3.57cts, VVS, 8.53 x 8.48 x 6.18mm, no heat and no enhancements, natural corundum, AGTA
  • 2 baguette cut diamonds, approx. total weight .20cts
  • 84 full cut Ideal diamonds, approx. total weight 1.13cts
  • Size 7 and sizable
  • 10.3 grams
  • Tested: Platinum
  • Stamped: RKG 1886
  • Hallmark: Plat
  • Search our online store for a larger selection of Engagement Rings, Cocktail Rings, Diamond Rings, Sapphire Rings, Wedding Rings, Solitaire Rings, Wedding bands, Men’s Wedding Bands and so much more…All items can be viewed in our Stamford CT showroom. Providing the sku number or title of the item(s) you are interested in would help in locating them.

Why Peter Suchy Jewelers?

It’s not often you find a vintage jeweler as dedicated as Peter Suchy. His love for Art Deco, estate and Edwardian pieces has turned into a true passion. In fact, his showroom in Connecticut has been called an "antique jewelry museum."

After working as a bench jeweler for over 20 years under the guidance of Jack Newstadt in Norwalk, Connecticut, Peter went on to the Gemological Institute of America (GIA) and is today, one of Connecticut’s most trusted vintage jewelry expert and GIA certified. He has become renowned in the vintage jewelry industry for his famous "pink gold" rating scale.

In addition, Peter’s vision of creating his own jewelry line is now a reality. Using diamonds, sapphires, and tourmaline gems mixed with platinum, and pink and yellow gold, Peter Suchy Designs are stunning, one-of-a-kind pieces and include engagement rings, eternity rings, earrings and pendants each with a personality that expresses his love for jewelry.

Today, Peter Suchy sells his vintage gems onsite in his showroom and online. Many of his vintage items and one of a kind creations are also on 1stdibs and Rubylane. Peter Suchy Jewelers has achieved the status of a Top Rated Power Seller on eBay, with over 5,000 transactions to date.

If you don't love it, simply return it for a full refund!

  • Hassle-Free Returns
  • Warranty
  • international shipping