Detail photo (focus stacking) of a self-cut Synthetic Corundum with Light Yellow nr20sp color and Omni Oval 1.33.1 cut, placed on a white acrylic glass surface with the crown facing top right
Detail photo (focus stacking) of a self-cut quartz with light citrin color and Unstacked mains plus star cut, placed on a white acrylic glass surface with the crown facing top left