He says that part of the reason the Marie Antoinette pearl is worth so much is because it's a natural pearl, which brings us to one quality that determines a pearl's value. Natural versus cultured.
Natural pearls are harder to find ... High-quality black opal can cost over $10,000 per carat, making it one of the world's most expensive gemstones. Over 90% of black opals come from Australia ...
Throughout much of recorded history, a natural pearl necklace comprised ... a 16-inch strand of perhaps 50 pearls, often costs between $500 and $5,000. At the height of the Roman Empire, when ...
A great irony of pearl history is that the least expensive cultured pearl product in the market today rivals the quality of the most expensive natural pearls ever found. The price-value anomaly is ...
Natural pearls vary in size ... Cutting the mantle: Stimulates nacre secretion. Cost Generally, less expensive due to controlled production processes. Typically, more expensive due to rarity ...
As a natural, sustainable and ... sizes, colors and prices to satisfy every taste and budget,” concluded a study on the pearl jewelry market by MVEye and the Cultured Pearl Association.