Phra prajam wan (geut) (fig.) is a system with a Buddha image for each day of the week corresponding to the day on which someone is born, from left to right: Sunday (pahng tawaai naet - fig.), Monday (pahng hahm samut - fig.), Tuesday (pahng saiyaht - fig.), Wednesday by day (pahng um  baht - fig.) and Wednesday by night (pahng pah leh laai - fig.), Thursday (pahng samahti - fig.), Friday (pahng ram peung - fig.), and Saturday (pahng nahg prok - fig.).

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