Ciel : Red ones seem to be the hardest one for me to get! I'll gladly trade you for a red one for what ever you want. I'll send it over as a gift, do you have a preference?
Lemon: Through hard word and dedication to the daruma cause, I have succeeded in securing the complete set! Having said that, I would love to trade red for a white!
The one on that link says: "The tradition color of the daruma doll is red. Red is the color of victory and success. This is the most common color. Red daruma dolls are the ultimate good luck dolls. More colors have shown up lately. The meaning of the colors may vary in different areas.
Purple dolls may be used if the goal is related to health issues and longevity. It is also often preferred if the goal is in a sports category.
Yellow dolls may often be used if the wish is aimed at protection or security of any kind.
White daruma dolls are all about harmony and love. White dolls are great for marriages and a harmonious family life.
Gold dolls obviously are associated with wealth and prosperity. Anyone who has a specific money gold may choose a gold daruma doll. Black daruma dolls seem strange and work different from the traditional goal setting dolls. Black is for protection from bad things happening. An example would be to be safe in traffic for the following year.