I have recently been asked about options for race timers. Here's some info.
A lot of the Sailors at DSA like this watch or a similar Timex.
http://www.timex.ca/Core-100-Lap--C151.aspx?l=e&fp=79
This is the one I use. It can be mounted to the mast or boom
http://www.ronstan.com/marine/product.asp?ProdNo=RF4030
Ronstan also makes a several other nice sailing watches.
http://www.ronstan.com/marine/range.asp?RnID=304#info
West Marine has one as well:
http://www.westmarine.com/webapp/wcs/stores/servlet/ProductDisplay?productId=1067919&catalogId=10001&langId=-1&storeId=11151&storeNum=51066&subdeptNum=51088&classNum=51091#.Uf8pW1Na_og
You can also go high end with
http://www.westmarine.com/webapp/wcs/stores/servlet/ProductDisplay?productId=103393&catalogId=10001&langId=-1&storeId=11151&storeNum=50714&subdeptNum=50715&classNum=50717#.Uf8ut1Na_og
Cheers
