2121 Diamond, Not specified, Congo September 22, 2019 Steve Africa Democratic Republic of Congo (Zaire)
Africa Democratic Republic of Congo (Zaire) 2029 Diamond, Miba Mine, Mbuji-Mayi, Kasaï-Oriental, DR Congo May 12, 2024
Australasia Australia Western Australia 1974 Diamond, Argyle Diamond Mine, Kimberley, Western Australia September 22, 2019
Asia China 3928 Quartz with Graphite inclusions, Tonren, Guizhou, Sichuan Province, China October 3, 2019
