Last Thursday saw the  glorious launch of Jian of London’s stunning Stardust jewellery collection in the sumptuous surroundings of Four London’s beautiful Conduit Street Salon. This event combined exquisite jewellery with a host of pampering treats and lashings of champagne, canapes and cupcakes. The event was to showcase the stunning jewellery designs of Jane Massie and Jian of London before the official launch in September. I had a chance to be properly introduced to the brand, which only launched in the UK three years ago. Jane explained to me  that previous to this, she had lived in the USA,  and that she had found the UK market to be quite…