A customer tries a ring at the 30th Goldsmiths' Fair at the Goldsmiths' Hall in London, Britain, Sept 24, 2012. The two-week annual fair is hosted by the over-700-year-old Goldsmiths company, who started hallmarking in the 15th century, and stands as the largest and most inspirational selling event of designer jewellery and stylish silverware in Europe.[Photo/Xinhua]