Diamond. Photo © Joel E. Arem, PhD, FGA. Used with permission.
Colorless Diamond Faceted
Diamond. Photo © Joel E. Arem, PhD, FGA. Used with permission.
Article: What is Gemstone Luster?
Credit: Joel E. Arem, PhD, FGA
| Gemstone | Diamond |
| Natural or man made | Natural |
| Gem State | Faceted |
| Color | Colorless |
| Transparency | Transparent |