Revision object: The date and time that the tracked change was made. Read-only Date.
Version object: The date and time that the document version was saved. Read-only Date.
Example
This example displays the date and time that the last version of the active document was saved.
Dim docActive As Document Set docActive = ActiveDocument
If docActive.Path <> "" Then MsgBox _ docActive.Versions(docActive.Versions.Count).Date
This example displays the date and time of the next tracked change found in the active document.
Dim revTemp As Revision
If ActiveDocument.Revisions.Count >= 1 Then
Set revTemp = Selection.NextRevision
If Not (revTemp Is Nothing) Then MsgBox revTemp.Date
End If