Natural Ethiopian Welo Oil Opal – (159 carats) Specimen Offered is a beautiful natural Ethiopian Welo precious opal specimen, weighing 32 grams with approximate dimensions of 41 × 32 × 32 mm. This specimen displays an exceptional play-of-color with vivid electric green as the dominant hue, complemented by striking flashes of blue, red, and orange visible from multiple viewing angles. The semi-transparent honey crystal body enhances the brightness and depth of the color play, making it an attractive piece for collectors, lapidary artists, or custom gemstone cutting. The opal retains portions of its natural host rock, confirming its rough, uncut state. The polished window reveals the quality and potential of the material while preserving its natural character. - Gemstone: Natural Ethiopian Welo Opal - Weight: 32 g (160 ct) - Dimensions: 41 × 32 × 32 mm - Shape: Rough / Freeform - Body Color: Honey Crystal - Play-of-Color: Intense Green, Blue, Red & Orange - Treatment: No indications of treatment. - Origin: Ethiopia Shipping The item will be carefully packed and securely shipped with tracking. Estimated delivery time is 13–15 days. The stone shown is the exact specimen you will receive. A highly colorful rough opal with excellent visual appeal and significant cutting or collection potential.