Crab brooch with large sapphire cabochon, yellow gold, set with silver, marked 56 (583). Sculptural crab set with old-cut diamonds weighing approx. 1.30 ct. and a sapphire cabochon of approx. 41.20 ct. in the centre; weight approx. 22.90 g. Crab brooch set with diamonds approx. 1,30 ct. and a sapphire approx. 41,20 ct., in 14 k gold and silver.