What a great anniversary gift - use pennies from the year you were married or one with each of your birth years!
Hey, I found this really awesome Etsy listing at http://www.etsy.com/listing/106191107/personalized-copper-latitude-longitude
Hey, I found this really awesome Etsy listing at http://www.etsy.com/listing/126519635/lucky-us-penny-keychain-pair-mr-mrs
Hand Stamped Copper Bookmark - loved you then, love you still- via Etsy
Lucky Penny Keychain I LOVE YOU for Loved one, Sister, Best friend, Wedding, Mother, Father, Anniversary or Wedding Date Keepsake on Etsy, $19.49
Rose, Flower, Copper, Sterling, Silver, Handmade Ring, Adjustable, Anniversary, Wedding, Birthday, Gift, Wide Band. $42.00, via Etsy.