This is a rare object that only the ancient mages and alchemists knows it’s real secret powers. but can be used as decoration or as a hand sorcery weapon on any rpg game for example. The gemstones shader can be different on most of softwares and 3d engines, I got a totally different result here compaired from marmoset toolbag or blender.**So maybe It can look better or worsen depends on the software will need some tweak **

• Simple rig and an animation of it’s opening
• it’s a huge book 70cm tall
• 4096k png texture set
• 6,678 vertices / 6,327 faces and 12,270 tris
• Not intent to be subdvided (but give a try)
• model made in blender 3.31 and textured in substance painter 2018