Per http://tunecomp.net/check-if-windows-10-creators-update-is-installed-or-not/ ...

If Windows 10 Creators Update is installed you should see Version 1703 (OS Build 15063.0) or greater

Per http://pureinfotech.com/check-windows-10-creators-update-installed/ ...

The Windows 10 Creators update has a version number of 1703, and the Anniversary Update is version 1607.
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-- roger