If it was acheived using titleist balls or clubs, you can call them and tell them this great feat and they will give you a nice gift, usually a pewter bag tag.

This one is pretty sweet!

http://www.google.com/imgres?imgurl=http://www.guidetogolfequipment.com/image-files/golfsmith_hole_in_one_plaque.jpg&imgrefurl=http://www.guidetogolfequipment.com/golf-gift-hole-in-one.html&usg=__9xdRhuOrykVwnzmtFmW9SeIMu4U=&h=159&w=250&sz=35&hl=en&start=0&zoom=1&tbnid=opKzHfV6pmpDnM:&tbnh=127&tbnw=200&ei=Zor2TfOaDMHegQfvr-C1DQ&prev=/search%3Fq%3Dhole%2Bin%2Bone%2Bplaques%2Btrophies%26um%3D1%26hl%3Den%26client%3Dfirefox-a%26sa%3DN%26rls%3Dorg.mozilla:en-US:official%26biw%3D1024%26bih%3D582%26tbm%3Disch&um=1&itbs=1&iact=hc&vpx=334&vpy=243&dur=1729&hovh=127&hovw=200&tx=66&ty=63&page=1&ndsp=10&ved=1t:429,r:1,s:0&biw=1024&bih=582