Below are a number of links to relevant third party websites that you may find of use or interest:
Chubb Insurance Company of Europe www.chubb.com/international/uk/
The Art Loss Register www.artloss.com/
The FCA http://www.fca.org.uk/
The FCA Register - http://www.fsa.gov.uk/register/home.do
Buying off the peg insurance is a fundamentally flawed strategy.
Under-insurance catches most people out.
Unique items deserve the best possible insurance.
Paying a little more to insure your cars is a wise investment.