Best Opal
Harlequin opals are gemstones characterized by a distinctive, irregular play-of-color. These patterns appear as a mosaic of vividly colored patches—typically reds, oranges, yellows, and blues—within the opal’s body. The unique formation process makes harlequin opals exceptionally rare and valuable....
Black opals are gemstones primarily sourced from Lightning Ridge, Australia. Their notable characteristic is intense play-of-color – shifting flashes of fiery hues within a dark body tone. This unique optical phenomenon makes them highly sought after for fine jewelry and investment pieces. Black opa...
Crystal opal is a transparent to semi-translucent variety of precious opal characterized by its lack of body tone, which allows light to penetrate the stone. This transparency creates a highly vivid, three-dimensional display of spectral colors known as play-of-color. Mined primarily in Australia an...
Contra luz opal is a distinct variety of opal known for exhibiting play-of-color only when light is transmitted through the stone from behind, rather than reflecting off its surface. This optical effect makes the internal colors visible primarily when the gemstone is held up against a direct light s...
Boulder opal is a distinctive gemstone variety found exclusively in Queensland, Australia, characterized by its formation on ironstone host rock. Unlike solid opals, these gems are cut and polished with the natural ironstone matrix intact, resulting in a dark backing that enhances the stone's vibran...
Ethiopian opal is a hydrophane opal variety first commercially mined in the Welo Province around 2008. It is distinguished by its vibrant, high-contrast play-of-color, which can display broad flashes of red, green, and blue against a white or translucent body. Because it is porous, this opal absorbs...
White opal is a variety of precious opal characterized by a white, milky, or light-colored base tone upon which internal spectral colors flash, a phenomenon known as play-of-color. The internal structure of this hydrated silica diffracts light to produce the shifting displays of color that make the...
A blue to green common opal mined in the Andes Mountains of Peru, valued for its attractive pastel hues and widely used in jewelry and decorative carvings.
A colorless, glass-clear opal variety that fluoresces vivid green under ultraviolet light due to trace uranium content, found in cavities of volcanic rocks on multiple continents.
