Etched plaques are sold by the square inch. This process permits a much larger number of letters, detailed logos and high contrast pictures of buildings. The plates are made of magnesium, brass, aluminum or stainless steel.

size in square inches	price per square inch
24-79	11.25
80-143	7.50
144-479	3.50
480-2500	2.90
2501-10000	2.60