3 - Probably Russian in origin

Probably Russian in origin Pair of convex circular cufflinks, “Tsarist Emblems,” in 585‰ yellow gold, decorated with the Coat of Arms and the Imperial Crown of Russia. Chains in filed forçat link style, made of 750‰ yellow gold, with hallmarks on the back. Motif diameters: 1.8 and 1.5 cm. Weight: 12.6 g.