Gemstone Index -- Natural boulder, matrix, and Yowah opals

16.8 Cts. HONDURAS BLACK MATRIX HONDURAN OPAL BROAD FLASH CABOCHON LOT 1433

16.8 Cts. HONDURAS BLACK MATRIX HONDURAN OPAL BROAD FLASH CABOCHON LOT 1433

$118.00 34m
78.70 CTs NATURAL MULTI PATTERN BOULDER OPAL OVAL CAB LOOSE GEMSTONE ~32X53 MM

78.70 CTs NATURAL MULTI PATTERN BOULDER OPAL OVAL CAB LOOSE GEMSTONE ~32X53 MM

$10.99 35m
47.20Cts. Natural Multi Flashy Boulder Opal pear Cab Super Loose Gemstone

47.20Cts. Natural Multi Flashy Boulder Opal pear Cab Super Loose Gemstone

$9.99 38m
39.85 CT 100% NATURAL DESIGNER AUSTRALIANT Boulder Opal OVAL CABOCHON GEMSTONE

39.85 CT 100% NATURAL DESIGNER AUSTRALIANT Boulder Opal OVAL CABOCHON GEMSTONE

$8.99 39m
23.3 Cts. HONDURAS BLACK MATRIX HONDURAN OPAL CABOCHON LOT 1451

23.3 Cts. HONDURAS BLACK MATRIX HONDURAN OPAL CABOCHON LOT 1451

$98.00 40m
42.10cts 100% NATURAL DESIGNER BOULDER OPAL OVAL CABOCHON GEMSTONE AUSTRALIA

42.10cts 100% NATURAL DESIGNER BOULDER OPAL OVAL CABOCHON GEMSTONE AUSTRALIA

$5.99 50m
7.23 ct  Pleasant Cabochon Shape (13 x 12 mm) Multi Color Boulder Opal Gemstone

7.23 ct Pleasant Cabochon Shape (13 x 12 mm) Multi Color Boulder Opal Gemstone

$9.99 51m
100% NATURAL AUSTRALIAN BOULDER OPAL GEMSTONE OCTAGON CABOCHON UNSET 19.00CTS

100% NATURAL AUSTRALIAN BOULDER OPAL GEMSTONE OCTAGON CABOCHON UNSET 19.00CTS

$10.99 53m
16.2 Cts. HONDURAS BLACK MATRIX HONDURAN OPAL BROAD FLASH CABOCHON LOT 1471

16.2 Cts. HONDURAS BLACK MATRIX HONDURAN OPAL BROAD FLASH CABOCHON LOT 1471

$126.00 54m
2 Natural Australian White Boulder OPAL Loose Gemstones

2 Natural Australian White Boulder OPAL Loose Gemstones

$49.99 54m
WOW~16.65Cts. NATURAL AUSTRALIAN DESIGNER BOULDER OPAL OVAL CABOCHON GEMSTONE

WOW~16.65Cts. NATURAL AUSTRALIAN DESIGNER BOULDER OPAL OVAL CABOCHON GEMSTONE

$10.99 55m
88.10Cts. Natural Multi Flashy Boulder Opal fancy Cab Super Loose Gemstone

88.10Cts. Natural Multi Flashy Boulder Opal fancy Cab Super Loose Gemstone

$14.99 1h 1m
 100% Natural Austrailian Boulder Opal,  84cts or 5.8oz

100% Natural Austrailian Boulder Opal, 84cts or 5.8oz

$25.00 1h 8m
Ethiopian Welo Natural Boulder Opal 47.9 CT Green Red Fire Perfect Cut!  EI963

Ethiopian Welo Natural Boulder Opal 47.9 CT Green Red Fire Perfect Cut! EI963

$290.00 1h 14m
17.15Cts BREATHTAKING~NATURAL SUPER QUALITY BOULDER OPAL OCTAGON CABS GEMSTONE

17.15Cts BREATHTAKING~NATURAL SUPER QUALITY BOULDER OPAL OCTAGON CABS GEMSTONE

$10.99 1h 19m