GRE Store Welcome to the GRE Store. Here you can purchase an assortment of items including GRE memorabilia and collectibles. Sale! 2013 Calendar $15.00 $10.00 Limited Edition 2012 GRE Coin $999.00 Women’s T-Shirt $25.00 Mens T-Shirt $25.00 Sale! GRE Distressed Hat $25.00 $20.00 You can review all our Terms and Conditions.