I have an Ingersoll ladies watch and need a web address for Ingersoll,
preferably in the UK, to try to get a replacement bracelet strap for
it.

Dear shereen,

Ingersoll is, since 1929, a British public company and now part of
Zeon Ltd., the largest watch company in the UK. You can contact
Zeon-Ingersoll by using this contact information:

Zeon Ltd.
39 Waterloo Road
London NW2 7TT
UK
Phone (general enquiries): (020) 8208 1833
Fax (general enquiries): (020) 8208 0350
Phone (service centre): (020) 8830 7144 / (020) 8830 7145
Fax (service centre): (020) 8830 7146
E-Mail: zeonuk@aol.com
Website: http://www.zeonltd.co.uk/

Sources:

UK Patent Office: Online Trade Mark Database
http://www.patent.gov.uk/tm/index.htm

British Horological Federation: List of approved BHF members
http://www.bhi.co.uk/bhf.htm

Herald Holdings Limited: How To Contact Us
http://www.heraldgroup.com.hk/html/howto.htm

Greenwich Mean Time: Ingesoll
http://greenwichmeantime.com/watches/ingersoll/

Chealwatch Watch Repair: Zeon
http://www.chealwatch.com/zeon.htm

UKPhonebook.com: UK Telephone Numbers
http://www.ukphonebook.com/

Search terms used:
"39 Waterloo Road" ingersoll
://www.google.de/search?hl=de&ie=UTF-8&oe=UTF-8&newwindow=1&q=%2239+Waterloo+Road%22+ingersoll&meta=
"zeon ltd" "39 waterloo"
://www.google.de/search?hl=de&ie=UTF-8&oe=UTF-8&newwindow=1&q=%22zeon+ltd%22+%2239+waterloo%22&meta=

Hope this helps!
Regards,
Scriptor