NEARLY FLAWLESS CHOICE UNCIRCULATED ONZA, BRILLIANT! ONE YEAR ONLY TYPE in EXCELLENT TOP GRADE CONDITION, 33.62 GRAMS OF. MEXICO'S FIRST 1 OUNCE ASW BULLION COIN, ONLY DONE FOR 1 YEAR!IT WAS RE-ISSUED FROM 1978 - 1980, BUT THE ORIGINAL IS THE ONE THAT MATTERS! I give a General Description & list all known defects. NOTE: In Early (Pre-1935) First Editions, subsequent Impressions or Printings are referred to as "edition". These are still the FIRST EDITION, numbered Impression. Any questions about MONTHLY SPECIALS or VOLUME DISCOUNTS. This item is in the category "Coins & Paper Money\Coins: World\North & Central America\Mexico\Mexico (1905-Now)". The seller is "acemcfly" and is located in this country: US. This item can be shipped to United States, Canada, United Kingdom, Germany, Denmark, Finland, Latvia, Lithuania, Malta, Estonia, Australia, Sweden, Belgium, Ireland, Netherlands, Poland, Switzerland, Norway, Bermuda, Guernsey, Gibraltar, Iceland, Jersey, Liechtenstein, Luxembourg.