Australia 1872S Half Sovereign PCGS AU Details Grade
Minor scratching on the obverse of this coins mars an otherwise almost uncirculated coin. While cleaned coins are ideally to be avoided, the rarity of this date in AU grade made it worthwhile sending to PCGS for slabbing.
Walter Eigner has more on the date at Numistip: http://numistip.com/Museum/1872-S_Half_Sovereign_588.html
You can check the certificate of this coin by clicking on the following link (opens in new tab):