This section, from the Summer 1998 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read MoreThis section, from the Summer 1993 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read MoreThis section, from the Summer 1990 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
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Examination of a CVD synthetic diamond with an unusual pattern of growth dislocations that resemble natural inclusions.
Read MoreThis section, from the Summer 2000 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read MoreThis section, from the Summer 1999 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read MoreThis section, from the Summer 1981 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read MoreThis section, from the Summer 2006 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
Read MoreThis section, from the Summer 1996 issue of Gems & Gemmology, is a compilation of interesting finds from GIA’s laboratories.
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An inclusion outlined by minute graphite crystals within a diamond create an octahedral shape.
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