Social media star Georgina Rodriguez, engaged to soccer champ Cristiano Ronaldo, rocks her dazzling engagement ring. It features an estimated 30-carat diamond with two side stones. Getty Images Fine jewelry consumers see bright futures. Per a recent Ipsos/De Beers survey , a whopping 43% of women and 55% of men anticipate purchasing or receiving natural diamond jewelry over the next two years. That optimism is translating into sales. The Natural Diamond Council saw a 2.1% growth in natural diamond sales by specialty retailers in 2025 over the previous year. Even more impressive, their holiday sales jumped more than 6%, ending the year on a high. Shoppers are also spending more on bling: The average price of a natural diamond piece vaulted 10% last year. The Natural Diamond Council says A-list engagements and red carpet moments drove a 2.1% growth in sales of earth-mined sparklers in 2025. Mark Lim. Courtesy of Natural Diamond Council Fueling the gains are celebrity engagements and red carpet moments.…