1977年香港十二生肖蛇年$1000纪念精铸金币,NGC PF70 Ultra Cameo,#6377540-012,满分,评级记录中仅15枚获评满分,连小册子,限量发行10,000枚。Hong Kong, gold $1000, 1977, proof, Year of the Snake, NGC PF70 Ultra Cameo, cert. #6377540-012. 15 examples in this top grade. With original booklet. Mintage 10,000