with 18 round brilliant cut diamonds box collet set in arch links, joined by two-stone square cut diamond bars, channel set, mounted platinum, signed 'Cartier London', rubbed serial number possibly 5835, total diamond weight approximately 5.55cts, accompanied by IAJA Expertise report no. XP1945-171024 signed by Olivier Bachet & Bernhard Berger declaring that in their opinion this is a 'genuine Cartier item' from Cartier London c.1931 Length 17cm / 6�''
Width 0.4cm / 3/16'' Weight: 20.5g
Late 19th / early 20th century Russian spectacle set sapphire and gold long chain necklace by Fyodor Ruch of St. Petersburg, assayed Moscow 1898-1908, possibly formerly the property of Princess Alice of Battenberg, paternal grandmother of King Charles III, the chain spaced by twenty-four cushion, round and oval cabochon sapphires,