Play simple, fun online classic slot machine - Lucky 7. Game review, play for free of with real money. Lucky 7 is based on the traditional slot machine and is similar to classic slots such as Diamond Jackpot. This BetSoft game features a 3-reels and1-payline. Lucky 7. This is a classic slot game which looks exactly like something you can find among the classic slots in Las Vegas. The fact is that the slogan of this game.