Double Diamond: online IGT mobile slots, have 3 reels and one particular payline that includes a 4x wager multiplier bonus and common cherries, 7s, and BARs as game symbols. Its max earn is 2500 coins, and players can assert a jackpot of 1000x when landing three Double Diamond symbols on reels. Da Vinci Diamonds. This slot has 20 paylines. The RTP