Chunky machine with a ribber (for edgings) for the sweater, and a standard gauge machine for the bow.

4-ply Acrylic, 4-ply Crepe, Uppingham 2-ply filigree, mother of pearl Lurex

Designer used two ends of the above yarns together as MC, and 1 end of these 4 yarns as A (it looks like A is just used for the bow).