DaVinci Diamonds fails to offer the excitement that a good slot game should. Yes the Tumbling Reels feature is good fun, but it's been done better elsewhere. Home» Game Reviews » Da Vinci Diamonds Slots. Da Vinci Diamonds Slots. Da Vinci Diamonds is an older video slot game that is often found at land casinos. Great fully functional free play version of the IGT DaVinci Diamonds Slot Machine.