The Art Deco movement grew in popularity throughout the 1920s in Europe and the US, reaching a peak in the 1930s. It was an art movement closely allied to perfect geometrical shapes, taste and wealth, so it’s hardly surprising that Microgaming considered it the ideal starting point for a slick online slots game. And so, early in 2018, Deco Diamonds went live in online casinos, quickly gaining an appreciative audience of keen fans.