Some sites of possible interest.
Puzzle ring solutions This is a link to Wikipedia, which is a good starting point.
The Birmingham assay office A veritable mine of information
Jewellery Sites : Your guide to all things jewellery
Exclusively Weddings - Unique Bridal Floristry
Exclusively Weddings specialise in stylish, simple, elegant, contemporary and traditional flowers for weddings and civil partnerships in Hampshire, Dorset and West Sussex.
London Online a comprehensive guide to what's on in London