Gibbsite Collector Cabochon 37.5mm x 29mm x 4.5mm - GIBBCABS2234
Gibbsite Collector Cabochon 52.5mm x 31.5mm x 7mm - GIBBCABS2224
Gibbsite Collector Cabochon 41mm x 40mm x 6.5mm - GIBBCABS2216
