Limited Edition only 400! The Highland Mint commemorates Ken Griffey Jrs 400th Career Home Run as a member of the Seattle Mariners! Presented in a 13"x16" frame with double matting is an 8"x10" photo of Griffey hitting the actual HR! The individually numbered photo is matted with a minted 24KT Gold plated Seattle Mariners Coin and a Bronze coin that has Safeco Field Infield Dirt embedded in the Center! Each Safeco Infield Dirt Coin is labeled with a numbered MLB Authentication label applied by MLB upon witnessing the embedding of the actual dirt. A numbered Certificate of Authenticity that also lists a description of the HR and when it was hit is matted between both 24KT Gold Coins! Limited Edition 400 and Officially Licensed by MLB and MLBPA!