The update is live in the Google Play Store as we speak, and is available for devices running Android 4.0 and above. Along with its first stable channel release, Chrome receives some important stability and performance fixes. Additionally, there are some small adjustments to the browser's UI. especially on tablets.
Interestingly, we're also told to "stay tune for more information" regarding other release channels of Chrome for Android. Could we be treated to some canary builds of Chrome for Android in the future? Sounds intriguing.
Source: Google Chrome Releases
Download: Chrome for Android