Quand la coupe de l’opale tourne mal – 11 000 $ gaspillés ?
17:17
This Black Opal Fossil Shell Hid an INCREDIBLE Gem - $15,000 cost
20:14
$6000 investment - The best cut ever - Rare Harlequin Black Opal
26:02
Museo Historia Natural New York 2025
20:32
Could this rough opal be the cut of the year? I'm going in
20:51
Puliendo diversas ágatas y cosas así
44:24
La MEJOR Ágata de Tucson 2025 - Ágata de México, Agate Bay, The Gem Shop
8:10
The Bushmen Find Spectrum Opals Worth $100,000! | Outback Opal Hunters
33:28