Sterling silver and marcasite rhinestone necklace, earrings and brooch, en suite, Theodor Fahrner, 1940s

the necklace designed as a series of textured leaves united by an arched tendril highlighted with tiny marcasite rhinestones, to a bolt ring clasp, length approximately 400mm, the clip earrings, length approximately 20mm, the brooch, width approximately 45mm, stamped with initials TF, STERLING; and a vermeil, silver and marcasite rhinestone brooch, Theodor Fahrner, designed as a spray of feathers inset with swirls of wirework, some marcasite loss, stamped with the initials TF, 925, Original Fahrner, width approximately 50mm