Amazon.com has this Garmin Forerunner 110 GPS-Enabled Unisex Sport Watch for $149.98. This watch ships for Free, and it features:

• GPS-enabled trainer watch accurately records your distance, time and pace
• High-sensitivity GPS receiver stays locked on satellites, even near tall buildings or under tree cover
• Rechargeable battery provides 8 hours life in training mode, 3 weeks in power save mode
• Upload data to Garmin Connect site to view workout summaries, create goals and more
• Add ANT+ heart rate monitor for heart rate-based calorie computation