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PROTON SECURITIES COLORED DIAMOND REPORT: ARGYLE PINK DIAMONDS MAKING HISTORY

(EMAILWIRE.COM, January 19, 2019 ) Brooklyn, New York Proton Securities Inc. Argyle pink diamonds have unquestionably been the superstars of the diamond world. Year after year, these rarest of the rare have broken every record for prices paid per carat. From the annual Rio Tinto diamond tenders...more