With a mintage of only 2,500 sets and a circulation date more than 20 years ago, this is a rare set of Lion Gold Coins 1991 Proof Issue. The Singapore Lion Gold Coin series are issued by Board of Commissioners of Currency Singapore (BCCS) from 1990 to 2002. Board of Commissioners of Currency Singapore (BCCS) is the predecessor of Monetary Authority of Singapore (MAS). The majestic roaring lion head of the Singapore Lion Gold Coin series, symbolize Singapore’s spirit of courage, vitality and strength. Composition - 999.9 Fine Gold $100 - 1oz $50 - 1/2oz $25 - 1/4oz $10 - 1/10oz $5 - 1/20oz Visit this link for more pictures. https://goo.gl/1tNdZD Make me at fair offer for a rare gold set of nearly 2 solid ounces, with over 2 decades of historical value!