Suunto native file format (SML) is supported in current GC version.
After Moveslink finish syncing.the SML files can be imported to GC from:
Windows:
C:\Users{username}\AppData\Roaming\Suunto\Moveslink2
Note: You may have to enable the show hidden files option in Windows Explorer.
Mac:
Under your home directory:
~/Library/Application Support/Suunto/Moveslink2