The holder to assemble curtains of metallic chain comprises a box containing a chain (3) and a suspending rod (5) with suitable hooking holes (6). The total length of the chain is such that, with its links, all the surface of the curtains to be obtained can be covered.The chain has separating links at equal distance and differentiating section of colours or shape such that rows of variable colouring or decorative type are formed once the curtain is assembled.