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  •  A pair of natural pearl and diamond pendants, circa 18th century.

SSEF launches service to trace pearl origins

4-6-2020



Swiss Gemmological Institute (SSEF) has launched origin and provenance service, in collaboration with the Institute of Forensic Medicine at the University of Zurich.

 

The service is an expansion of the organisation’s DNA fingerprinting technology and built on its decades of pearl research. Eight oyster species found in the natural and cultured pearl trade as stated below can be identified:

Persian Gulf & Ceylon pearl oyster

Atlantic pearl oyster

Akoya pearl oyster

South Sea pearl oyster

Tahitian black-lipped pearl oyster

Panama pearl oyster

Pipi pearl oyster

Rainbow-lipped pearl oyster

Adelgunde Kratzer of the Institute of Forensic Medicine at the University of Zurich added: “In addition to our collaboration on DNA testing of precious corals and ivory, we are pleased to be able to contribute our lab expertise to documenting pearls, which are one of the oldest and most iconic gems known to humankind.”

 

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