Each of the colors involved in Aionnios Jewel is chosen with symbolic intent:

Red for the Ruby. Considered by ancients to be the most powerful stone in the universe. To honor Christ the Omnipotnet, Omnipresent, Omniscient.
• Blue for the Sapphire. A serene stone, evoking a feeling of calm. To honor the Christ of Peace and Hope, so important to all of us in these troubled times.
• Green for the emerald. A bold green stone which lore claims has healing powers. To honor Christ the Great Healer from Past, Present, and Future.