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When you think of expensive gemstones, what comes to mind? Most people think of the Big Four: diamonds, emeralds, rubies and sapphires. However, it might surprise you to know that there are ...
Narrator: High-quality black opal can cost over $10,000 per carat, making it one of the world's most expensive gemstones. But mining black opal isn't easy. After investing tens of thousands of ...
Gemstones have been a topic of fascination to human beings for centuries, not just for their beauty, but also for how rare they are, what they symbolise, and that they are worth millions.
Colombia produces the world's most expensive emeralds. The highest-quality stones can be worth tens of thousands of dollars per carat. Miners have fought over these treasures for centuries ...
Brazilian emeralds One-of-a-kind design by creative director Stephanie Wenk Tribute to the pioneering spirit of house founder ...
According to the lot listing, it’s “extremely rare” to find a ring of this kind with all of its original gemstones in such good condition. The item resembles similar pieces belonging to ...