Gem cut circle optical crystal award. Optical crystal is clear, colorless, lead free, and extremely hard. Produced under very high pressure to eliminate flow lines and bubbles, optical crystal offers flawless refraction and a highly polished surface that sparkles with diamond-like brilliance when cut into facets with 1.25" thickness. Its precise optic effects, also make it the finest engraveable surface for artistic impression.
Material: Crystal
Color: Optic
Size: 4" dia.