Its roots can be found in the early mechanical slot machines, which had three reels with different symbols, such as numbers and fruits. Because three sevens @rummycircle.comwas frequently regarded as the maximum payout, players began to identify this trio with good fortune & wealth. The idea that hitting three sevens equates to winning big became a cultural phenomenon over time. Beyond just luck, the number 777 has taken on symbolic meaning in gambling legend as a sign of success.