Rosan Diamond, a payment-card manufacturer, handcrafts credit cards made with gold, diamonds, and other precious gems.

Designs range from pandas outlined in gold to reproductions of ancient frescoes bedazzled with hundreds of diamonds.

The cards function on VISA Infinite and VISA Signature platforms, cost between $18,000 and $50,000, and never expire.

Rosan Diamond sells its bespoke cards through concierge services like Insignia, a luxury lifestyle management company for millionaires and billionaires, as well as directly to individual clients.

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$50,000 can buy you a lot of things — including a fancy jewel-encrusted credit card with which to buy even more things.

Since 2012, Rosan Diamond has designed bespoke credit cards for the 1% made with gold, diamonds, pearls, and other precious stones. The cards cost as much as $50,000, so they're definitely not the kind you want to lose. In 2017, CNBC's "Secret Lives of the Super Rich" called Rosan Diamond's art collection "the most over-the-top credit cards ever made."

Business Insider spoke with Ruslan Aybazov, Rosan Diamond's business development director, to learn more about how these cards work and the details behind the company's dazzling designs.