Pearl sales and prices continue to spike at rates few of us have ever witnessed in our lifetimes. Pearls are seen everywhere in the press, on celebrities, and on everyday citizens. As a dealer, it's a great time to be in business, but replacing items that sell—and at the same prices—is another huge challenge. For the past year, dealers have faced price increases from farmers, particularly Japanese Akoya Pearl farmers, every few months. This is because of the yearslong decline in the number of Japanese pearl farmers and the spread of disease among some oyster populations in farms. Illness can...