I know three, so with yours, it’s four.
https://www.liveauctioneers.com/item/57613146_sundang
https://www.liveauctioneers.com/item/78285221_sundang
And the last one, I can’t manage to find it again. Blade was short, large, well fullered and With a really heavy tip. Sold by czernys too. If I do not mistake, there was a Wierd combo, hilt from Bali and blade sundang or moro
The last one was far better than the other exemple.