This is a SCARCE 1924 COOLIDGE “ROCK OF AGES” PHOTO 7/8″ CAMPAIGN BUTTON, GRAPHIC & MINT!. Our commitment is to provide you with quality coins and collectibles at the best possible prices. This piece is no exception. Please note, the coin and collectibles markets do fluctuate, and prices occasionally will change. In this rare circumstance, we will contact you first to verify your order.