Win big with the Big Win 777 slot from PlayNgo. The Big Win 777 is a classic Las Vegas fruitmachine with 5 reels and glitter and glamour. All of the classic casino symbols are here. Lucky gold 7s, lucky red 7s, three different bar symbols, a Diamond Wild, plus a Chance Wheel Scatter to trigger some exciting features! Match any two identical lucky 7 symbols or three identical bar symbols across the slot’s 15 paylines to pick up a win in the main game. The sparkling Diamond Wild will substitute for any symbol (excluding the Scatter). The Chance Wheel Scatter will appear on the first, third and fifth reels of the game and. So if you land three in one spin, it will activate the Chance Wheel.