About 1 in 10,000 queen conch sea snails produces a conch pearl, and just one in 100 is of gem quality. Accordingly, good-quality conch pearls have a probable occurrence of one in a million.

High jewelry artists at the famed art and antique fair produce pieces the reveal their progress with ... Behind one of the birds is a 6.67-carat conch pearl in the shape of an egg resting in a ...

Someone somewhere someday may ultimately step forward to purchase the rare necklace currently on display at AF Jewelers, located at 1220 Adams St. in St. Helena. But until then, just ...

Suspending a conch pearl measuring approximately 24.91 x 12.09 x 10.15mm, to the necklace set with forty-four graduating conch pearls measuring approximately 14.56 x 11.17 x 10.54 to 7.09 x 5.53 x ...

They are a rock crystal choker; a gem-set diamond ring; and pendant earrings made of conch pearl, gems and diamonds. The last piece has an estimate of $280,000 - $407,500. Sotheby’s hasn’t ...