Three is the trinity symbol for blessings or luck for heaven, earth, and people. Six, a multiple of lucky three, means heavenly energy. Nine is the number of completion - the last single digit before the numbers begin again with 1 - 0.
Feng shui coins are typically connected with red ribbon or cord, red being the most high-energy, auspicious color and a prosperity symbol.
Keep Chi Trinity coins in your purse or wallet, it’s a lucky sign that ensure you will never short of cash.