You've been posting your question in B&S and crossing posting the same question over multiple and wrong sub forums. This is against the forum rules. Please refrain from doing so. Thanks for your cooperation.
Pls pm me if u need my reply further.. As I don't have a habit to subscribe to threads.. And I don't visit CS often..
Local means with nikon sg warranty.. Grey means with shop warranty.. Eg dd electronics.. Alternatively.. U can also go over to Jb angsana to buy which will be even cheaper than grey set..