It’s crucial everybody feels confident that their suppliers use the System of Warranties – Stephane Fischler
The System of Warranties (SoW) in the diamond industry dates back to 2002, when the World Diamond Council (WDC) in team with the World Federation of Diamond Bourses (WFDB) and the International Diamond Manufacturers Association (IDMA) launched this package of measures to strengthen the Kimberley Process Certification Scheme (KPCS)