Crimean Tatars knives in the 18th century

[Kubur]

Originally Posted by ariel

Here is another, this time alleged, Crimean knife. The cap on top of the hilt is a frequent Crimean feature : see Tatar sabers.
Pay attention to the down-turned handle. Similar examples are seen on 2 pics from the previous post.

What an amazing knife Ariel!
So Persian
What about the blade is it a katar??
Do you know other examples like this or it is an anomaly?