In one case it was alleged that three Eastern Europeans who managed to win £1.3 million while playing roulette at the Ritz Club in London were cheating using clocking.
The technique known as ‘clocking’ involves the player inputting both the speed of the ball & the roulette wheel by ‘clocking’ specific reference points on the wheel head after the dealer spins the ball. The input device is a switch inside the players shoe or may instead be a laser. In this roulette scam a player wears a concealed computer device on their person which is programmed to predict on which section of the wheel the ball will land. Roulette “Clocking” : Cheating at Roulette with a Computer for a ~40% Edge We look at some of the most common and most notable casino scams in the history of gambling. In no part due to the variety of and number of variants of casino games and rule-sets, casino scams come in many shapes and sizes. History has shown us that there is always someone willing to cheat, socially engineer, exploit loopholes or scam their way to guaranteed casino profits using illegal methods – sometimes with help from “the inside”. Casinos and gambling games in general have had to deal with cheaters, fraudsters and scammers since day one.