"Definitive Uncut Diamond" by Kyoichi Suwa, signed first edition & 2-piece set of diamonds (hexagonal cut)

*The accessories are not rough diamonds, but diamonds (hexagonal cut).

To commemorate the release of the book ``The Definitive Edition of Uncut Diamonds: How to Identify Quality and Determine Value'' written by Suwa Trading Chairman Kyoichi Suwa, we are selling a set of the first edition signed by Mr. Suwa and a diamond (hexagonal cut). I will do it.
When I interviewed him for KARATZ Gem Magazine for the release of his book, I was able to hear many interesting stories about uncut diamonds he has encountered over the past ten years, their charm, and anecdotes related to them. I did.

▷ You can check the interview article here . )
Great response at the jewelry exhibition! Highlights of the “Definitive Uncut Diamond” interview with author Kyoichi Suwa

At that time,
・Precious autographed first edition book received for KARATZ
・Da Diamond (hexagonal cut)
We have prepared this special set in limited quantities.

While reading Professor Suwa's book, please look at real diamonds and enjoy their depth and mystery.


Kyoichi Suwa Profile
He is the third generation and current chairman of Suwa Trading, which was founded in Tokyo in 1901.
In 1965, he received the GG certification from the GIA (Gemological Institute of America) in the United States, and is said to be the first Japanese person to receive the GIA GG certification.
``The Definitive Edition of Jewelry'' (Sekai Bunkasha), ``Illustrated Guide to Understanding the Value of Jewelry'', ``How to Understand the Quality of Jewelry'' (both published by Natsume Publishing), etc.
He has written many books related to jewelry.

We have interviewed him several times in the past, so please read those articles as well.

▷ What kind of work is a jeweler? How can I become one? We asked the legend Kyoichi Suwa!

▷ What is the “asset value of jewelry” from Kyoichi Suwa, a legend in the jewelry industry ~JJF Seminar Report~

About "The Definitive Uncut Diamond: How to Identify Quality and Determine Value" Uncut diamonds are too precious to polish, allowing you to enjoy their natural beauty. The charm that impressed Professor Suwa is explained in an easy-to-understand way for anyone to understand using the ``Quality Scale'' and numerous stunning photographs. The world's only definitive edition of uncut diamonds.


◆Contents: ``Definitive Uncut Diamond'' signed first edition book
・Da Diamond (hexagonal cut)

◆Accessories
・Loose case

*Items will be delivered via Yamato Transport courier service.

*Fluorescent photos are taken in a dark room under a strong black light. If you want to view the fluorescence at home, you can enjoy the beautiful fluorescence by darkening the room or covering the jewelry with your palm. Black light sold separately .

*We try to make sure that the colors in the photos are the same as the real thing, but the colors may look slightly different from the real thing depending on the lighting at the time of shooting and the monitor environment you are using. In addition, some photos may be taken using penlights.

*For other frequently asked questions, please see Have a look at this .

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