Nemean Lion Hercules ancient Greek coin Signed ring Sterling SilverThe Lion was use widely in ancient Greek coinage. What is great about ancient coins is that they actually featured the mythological characters that had their counterpart in the sky, therefore in the Zodiac, Astrology and Astronomy. 0. 787 inch 20mm Leo, the Lion, is the fifth sign of the Zodiac and represents those born July 22 to August 22. One of the most well known aspects of astrology is the connection between the zodiac signs and Greek mythology.