拍品专文
US$1,150,000-1,900,000
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细节
AN IMPORTANT DIAMOND RING
SET WITH A PEAR-SHAPED DIAMOND WEIGHING 8.65 CARATS, TO THE SINGLE-CUT DIAMOND HALF-HOOP, MOUNTED IN 18K WHITE GOLD, RING SIZE 5½
ACCOMPANIED BY REPORT NO. 2155650355 DATED 22 SEPTEMBER 2014 FROM THE GEMOLOGICAL INSTITUTE OF AMERICA STATING THAT THE 8.65 CARAT DIAMOND IS D COLOUR, INTERNALLY FLAWLESS CLARITY
ALSO ACCOMPANIED BY A SUPPLEMENTAL LETTER FROM THE GEMOLOGICAL INSTITUTE OF AMERICA STATING THAT THE 8.65 CARAT DIAMOND HAS BEEN DETERMINED TO BE TYPE IIA. TYPE IIA DIAMONDS ARE THE MOST CHEMICALLY PURE TYPE OF DIAMOND AND OFTEN HAVE EXCEPTIONAL OPTICAL TRANSPARENCY. TYPE IIA DIAMONDS WERE FIRST IDENTIFIED AS ORIGINATING FROM INDIA (PARTICULARLY FROM THE GOLCONDA REGION) BUT HAVE SINCE BEEN RECOVERED IN ALL MAJOR DIAMOND-PRODUCING REGIONS OF THE WORLD. AMONG FAMOUS GEM DIAMONDS, THE 530.20 CARAT CULLINAN I AND THE 105.60 CARAT KOH-I-NOOR, ARE EXAMPLES OF TYPE IIA
ALSO ACCOMPANIED BY REPORT NO. 14010124 DATED 14 JANUARY 2014 FROM THE GüBELIN GEMMOLOGICAL LABORATORY STATING THAT THE 8.65 CARAT DIAMOND IS D COLOUR, INTERNALLY FLAWLESS CLARITY; ALSO ACCOMPANIED BY AN APPENDIX STATING THAT THE TYPE IIA DIAMOND OF 8.65 CT DISPLAYS AN ANTIQUE CUTTING STYLE AS WELL AS A SUPERIOR QUALITY IN PURITY OF COLOUR AND TRANSPARENCY UNIQUE TO THE FINEST OF TYPE IIA DIAMONDS. DIAMONDS OF THIS KIND, SELDOM ENCOUNTERED IN THE GEM TRADE TODAY, ARE EXTREMELY RARE AND COMPARABLE TO THOSE FAMOUS AND EXQUISITE DIAMONDS WHICH ORIGINATED FROM THE KINGDOM OF "GOLCONDA"
SET WITH A PEAR-SHAPED DIAMOND WEIGHING 8.65 CARATS, TO THE SINGLE-CUT DIAMOND HALF-HOOP, MOUNTED IN 18K WHITE GOLD, RING SIZE 5½
ACCOMPANIED BY REPORT NO. 2155650355 DATED 22 SEPTEMBER 2014 FROM THE GEMOLOGICAL INSTITUTE OF AMERICA STATING THAT THE 8.65 CARAT DIAMOND IS D COLOUR, INTERNALLY FLAWLESS CLARITY
ALSO ACCOMPANIED BY A SUPPLEMENTAL LETTER FROM THE GEMOLOGICAL INSTITUTE OF AMERICA STATING THAT THE 8.65 CARAT DIAMOND HAS BEEN DETERMINED TO BE TYPE IIA. TYPE IIA DIAMONDS ARE THE MOST CHEMICALLY PURE TYPE OF DIAMOND AND OFTEN HAVE EXCEPTIONAL OPTICAL TRANSPARENCY. TYPE IIA DIAMONDS WERE FIRST IDENTIFIED AS ORIGINATING FROM INDIA (PARTICULARLY FROM THE GOLCONDA REGION) BUT HAVE SINCE BEEN RECOVERED IN ALL MAJOR DIAMOND-PRODUCING REGIONS OF THE WORLD. AMONG FAMOUS GEM DIAMONDS, THE 530.20 CARAT CULLINAN I AND THE 105.60 CARAT KOH-I-NOOR, ARE EXAMPLES OF TYPE IIA
ALSO ACCOMPANIED BY REPORT NO. 14010124 DATED 14 JANUARY 2014 FROM THE GüBELIN GEMMOLOGICAL LABORATORY STATING THAT THE 8.65 CARAT DIAMOND IS D COLOUR, INTERNALLY FLAWLESS CLARITY; ALSO ACCOMPANIED BY AN APPENDIX STATING THAT THE TYPE IIA DIAMOND OF 8.65 CT DISPLAYS AN ANTIQUE CUTTING STYLE AS WELL AS A SUPERIOR QUALITY IN PURITY OF COLOUR AND TRANSPARENCY UNIQUE TO THE FINEST OF TYPE IIA DIAMONDS. DIAMONDS OF THIS KIND, SELDOM ENCOUNTERED IN THE GEM TRADE TODAY, ARE EXTREMELY RARE AND COMPARABLE TO THOSE FAMOUS AND EXQUISITE DIAMONDS WHICH ORIGINATED FROM THE KINGDOM OF "GOLCONDA"