keris origin

[Jean]

Originally Posted by A. G. Maisey

If somebody wishes to hold the opinion that this keris we are currently looking at is however many hundred years old, I'm not going to argue with him, its his opinion and he has a right to that opinion. I might try to alter the way in which he has arrived at that opinion, but his opinion, whatever it may be, is his, and he has every right to cherish it.

Hello Alan,
Although this is a difficult if not impossible question, may I ask you your best personal guess about the age range of these 2 blades from the pics?
Best regards