Follow the clues! Find the diamond! Enter the Smart Games diamond mine & dig up all of the jewels & discover the location of the red diamond. Use the 'mine' of information offered by the hints & clues in each challenge to help. The deeper you dig, the more your deduction skills will be tested! Diamond Quest is a unique puzzle game featuring 80 challenges, from easy to expert. Playing Diamond Quest stimulates the following cognitive skills: Concentration, Logic, Planning, Problem Solving, Visual Perception.