Da Vinci Diamonds is a real money online slot with 20 fixed paylines. Launched by IGT in 2012, it's one of the oldest and easiest slot machines to play, and is second favourite only to the legendary Cleopatra slot in IGT's slot catalogue. You can play the Da Vinci Diamonds slot for real money from 20p per spin.

The Ugga Bugga slot machine game has the highest payout percentage, at 99.07%. The second highest is Mega Joker by NetEnt, with a 99% RTP. Jackpot 6000 by NetEnt and Uncharted Seas by Thunderkick come in second and third, with RTPs of 98.8% and 98.6%, respectively.