The 20th century
Wild, Manfred, Emile Becker firm
Gray obsidian, lapis lazuli, South African red jasper, yellow jasper, white chalcedony, silver; carving, gilding
Length 11.43 cm
Firm mark "EB"; master's mark "M.Wild"
Multi-gemstone carving of a mallard duck from different hardstone materials: the breast is red South African jasper;
the wings are from gray obsidian with lapis lazuli highlights; tail feathers are of white chalcedony; the beak - from yellow jasper, feet are sterling silver-gilt.