platinum oval brooch, set with diamonds and blue sapphires, early 20th century. Provenance: Originally the property of Louisa (LuLu) Nathan of Rippon Lea in Melbourne (Now a National Trust house). Passed down to her son Ben Jone A Stunning Art Deco oval platinum brooch, set with diamonds and blue sapphires, early 20th century. Provenance: Originally the property of Louisa (LuLu) Nathan of Rippon Lea in Melbourne (Now a National Trust house). Passed down to her son Ben Jones and his wife Margaret Jones. Upon Ben's death it was pasted to Margaret's close friend from school days Yvonne (Biddy) Paul, and thence by descent through the Paul family of Toorak in Melbourne. (Note: missing two small sapphires). With a 2017 valuation for $25,000. an impressive 5 cm wide, 13 grams