HONOLULU (KHON2) — A trip to visit grandchildren in Las Vegas ended with a $510,855 jackpot.

The jackpot winner, a Hawaii resident, won the loot with a seven-card diamond straight flush at the California Hotel & Casino.

Luck was on her side when she bet “$25 per hand, plus a $1 progressive side bet, the lucky player was dealt a seven-card, king-high straight flush (seven to king of diamonds, including a joker), scoring the progressive jackpot of $510,855.”

After Saturdayʻs win, The Calʻs pai-gow progressive jackpot reset to $125,000.