The invention relates to the technical field of coatings, in particular to an antique process for a water transfer picture. A sealing primer, a water-based two-component white primer, a special paintand a water-based transparent top-coat paint are used in the antique process for the water transfer picture. The process specifically comprises the steps of sanding; spraying the water-based adhesiveprimer; sanding; spraying the water-based white primer; sanding; spraying the water-based white primer; sanding; making a water-based solid color surface; sand penetrating; making the water transfer picture; spraying a water-based transparent bottom-coat paint; sanding; color trimming; dry brushing; and spraying the water-based 2K top-coat paint. Compared with the prior art, the antique process for the water transfer picture perfectly combines the richness and colorfulness of a paster with the environmental friendliness of the water-based paints, and the unique antique effect reveals the historical sense; and the decoration effect stressed by the process is biased towards an ancient and European style, shows clear and elegant style, and is modest luxury and special for the nobility.