In 1990 to celebrate the Year of the Horse, the Singapore Mint released a very Limited Issue $500 Five Hundred Dollar Gold Proof Coin struck in solid 22 Carat Gold weighing half an ounce of pure Gold and has been Certified Slabbed and Graded by PCGS as PR69 DCAM.

These legal tender coins have been struck to proof quality using specially prepared dies and highly polished blanks.