Suite of Austro-Hungarian emerald and diamond jewellery, c.1890 i) 18ct yellow gold, silver, diamond and emerald bracelet Consisting of 9 graduated articulated links, each having a pierced leaf, heart and curving scroll design - multi diamond set with old cut and rose cut diamonds and with a central emerald cut emerald to each link. 9 graduated emeralds in total, the largest measuring 10 x 7 mm. with safety chain and box clasp II) 18ct yellow gold, silver, diamond and emerald necklace, having a central fancy pierced bow design, set with an emerald cut emerald and having a pear shaped suspended emerald, measuring 10 x 6 mm. Old cut and rose cut diamonds set in tulip and half moon shaped links and emeralds set in gold rectangular links. emerald and diamond set box clasp. 13 emeralds in total III) 18ct yellow gold and silver emerald ring, with a central emerald measuring 12 x 10.5 mm and surrounded by rose cut diamonds and a decorative scalloped border IV) 18ct yellow gold and silver emerald ring, with a central emerald measuring 7 x 8 mm and surrounded by rose cut diamonds set into a pierced leaf design basket