| 摘要 |
The object has a precious or non- precious stone paving e.g. diamond paving, having fluorescent properties to change a color when the object is exposed to an ultraviolet radiation with wavelength ranging from four hundred to three hundred and fifteen nanometers. The stone paving is in a form of square, rectangle, triangle, round, oval, or rhombus, where the paving has twenty to ninety stones. |
