1993年渣打银行10元一对,顺蛇及倒蛇号M123456 及 M654321,分别PMG 67EPQ 及 65EPQ,有趣的一组。 Standard Chartered Bank, a pair of $10, 1.1.1993, same prefix ascending and descending ladder serials, M123456 and M654321, (Pick 284a), graded PMG 67EPQ and 65EPQ respectively, interesting pair of fancy numbers (2).