Highland, Calif. – September 17, 2026 -- A Rancho Cucamonga resident turned a $5 progressive wager into a $1,977,758 payout after hitting a five-card royal flush in diamonds while playing Ultimate Texas Hold'Em at Yaamava' Resort & Casino at San Manuel.

The diamond royal flush is the top qualifying hand in the game's progressive jackpot structure, and the win occurred during the casino's 40th anniversary celebration.