Grand Express: Diamond Class is a casino game created by RubyPlay, offering players a mix of simple access, real-money betting potential, and clearly defined game statistics. Before starting a session, players can check the key numbers behind the game, including its 96.88% RTP, medium volatility, and maximum xwin of up to 2000x. The RTP shows the theoretical long-term return of the game, while volatility helps explain how wins may be distributed during play. In the case of Grand Express: Diamond Class, the medium volatility suggests a balanced experience between hit frequency and payout size. The maximum win of 2000x gives the game its reward ceiling. This figure is especially useful for players comparing casino games by risk level, payout potential, and session style. If you enjoy games from RubyPlay and want a title with balanced gameplay and moderate reward potential, Grand Express: Diamond Class can be a strong pick to try.