From Points to Grams - Small Scale Terminology At the lowest end of the spectrum, we find the "point" This term is a direct reference to the decimal point on a scale. One point is equal to 0.1 grams. If you hear someone discussing a "half-gram" they are talking about 0.5 grams or five points - this level of measurement is most common for substances with high potency where small amounts produce significant effects. It is a precise way to handle products that are expensive by weight.