The Double Diamond slot game is made by IGT - the company behind WagerWorks casinos. IGT publish the house edge of their slots games with the paytable, however if the game has a range of possible settings, this figure is usually only given only as a range. Check with the casino you are playing at to find out if they give the exact value or range of possible values. The house edge of Double Diamond is 4.92%.
A very straight forward slot game with a double diamond top prize.
This game is a 3 reel game, with 1 payline and you can only bet up to 3 coins on the payline.
There are no wild symbols when playing Double Diamond.
There are no bonus features when playing Double Diamond.
Conclusion
When you put this little effort into creating a slots game, the least you can do to make up for this is to attach a low house edge to the game so that there is something to attract the players. In slots terms, 4.92% is lowish, but not low enough.