The cheapest this handset seems to be elsewhere is £500!! Carphone Warehouse is £600.
Amazon have a sale on Computing and Electrical goods which has been extended until 11.59pm on Tuesday, 11th March 2008. In this sale they have the Nokia 8800 Sirocco phone in Black for just £348.98. And even better, it's SIM FREE. Just pop your existing PAYG or contract SIM card into this phone.
The Nokia 8800 Sirocco is an updated version of the luxurious 8800 model. Inspired by the breath-taking richness and power of nature, the Nokia 8800 Sirocco is Nokia's flagship mobile phone. Available in black or silver, the 8800 Sirocco has a 2 megapixel camera, scratch-resistant glass, 128 MB internal memory, extended battery life, updated Bluetooth connectivity and ringtones composed by renowned ambient music innovator, Brian Eno.