Natural precious opal from Australia (Lightning Ridge) 20,7x9x2,2mm, 3,65ct
Natural precious opal from Australia (Lightning Ridge) - 16,5x14,3x4,6mm, 7,09ct
Natural precious opal from Australia (Lightning Ridge) - 12,9x6,9x3mm, 1,72ct
Natural precious opal from Australia (Lightning Ridge) - 7,6x4,3x2,8mm, 0,62ct
Precious opal from Australia - Coober Pedy - 5,9x5,8x1,6mm, 0,27ct
Natural precious opal from Australia (Lightning Ridge) - 22,4x13,1x2mm, 3,95ct
Natural precious opal from Australia (Lightning Ridge) - 15,4x10,5x2,6mm, 2,86ct
Natural precious opal from Australia (Lightning Ridge) - Black Opal, 20,7x12x4,5mm, 6,72ct
Natural precious opal from Australia (Lightning Ridge) - Black Opal, 36,6x17,4x4,5mm, 16,51ct
Natural precious opal from Australia (Lightning Ridge) - Black Opal, 17,5x9,7x2,5mm, 2,64ct
Natural precious opal from Australia (Lightning Ridge) - 17,1x11,3x2,1mm, 2,47ct
Natural precious opal from Australia (Coober Pedy) - 11,9x7,1x2,1mm, 6,2x4,2x1,9mm, 1,39ct
Natural precious opal from Australia (Coober Pedy) - 12x8,1x2,1mm, 6,9x5x1,9mm, 1,49ct
Natural precious opal from Australia (Lightning Ridge) - crystal opal, 18,8x15,9x4mm, 5,42ct
Natural precious opal from Australia (Lightning Ridge) - semi-black opal with brilliant blue and green, the colors of high brilliance for each light, brilliance 4,7, 13,6x12,2x2,6mm, 3,51ct
Australia's Natural Dear Opal (Lightning Ridge) - brilance 4,6, 14,9x7x3mm, 1,92ct
Natural precious opal from Australia (Lightning Ridge) - black opal, black opal gorgeous with beautifully scintillating blue and purple, the colors of both sides opal, 4,3 brilliance, 19,9x12,8x5,2mm, 8,51ct
Natural precious opal from Australia (Lightning Ridge) - 15,3x8,2x2,8mm, 2,43ct
Natural precious opal from Australia (Lightning Ridge) - 12x7,4x2,8mm, 1,49ct
Natural precious opal from Australia (Lightning Ridge) - 21,7x10,2x2,6mm, 2,74ct
Natural precious opal from Australia (Lightning Ridge) - 13,2x10,8x3mm, 2,75ct
Natural precious opal from Australia (Lightning Ridge) - 7,5x7,5x3,5mm, 1,33ct
Natural precious opal from Australia (Lightning Ridge) - 12,4x5,9x3mm, 1,51ct
Natural precious opal from Australia (Lightning Ridge) - 8,4x6,5x3,7mm, 1,26ct
Natural precious opal from Australia (Lightning Ridge) 10,1x9,7x3,9mm.
Natural precious opal from Australia (Lightning Ridge) - 19,8x10,5x2mm, 2,31ct
Natural precious opal from Australia (Lightning Ridge) - 15,9x6,8x3,9mm, 2,53ct
Natural precious opal from Australia (Lightning Ridge) - 9,5x5x2,3mm, 0,75ct
Natural precious opal from Australia (Lightning Ridge) - 10,5x7,5x3,1mm, 1,52ct
Natural precious opal from Australia (Lightning Ridge) - 17,7x9,6x2mm, 2,01ct
Natural precious opal from Australia (Andamooka) - 21,6x15,4x3mm, 6,12ct
Natural precious opal from Australia (Lightning Ridge) - 19,8x9,6x3,3mm, 3,98ct
Precious opal from Ethiopia - Wello - 11,8x9x5,2mm,...