The Chinese never cease to amaze me with what they are capable of when it comes to movements, I just with they would improve components in their current range of modified movements to make them more reliable.
I wonder if the Chinese will attempt to replicate the chime/alarm movements in time? That would be an micro mechanic marvel.
Surprised you asked, but here's a few flaws, crown guards are incorrect, those look like a ceramic submariner crown guards. The dial is awful, the minute markers are way too long, the date font is incorrect, the clasp is incorrect, indice and hands appear to be maxi and not LN type. Lots more, including overly visible etched coronet of the crystal.
You already have his email Terry, remember, I added Matej to our email communications ages ago, but you failed to follow up when Matej contacted you, and me about your lume requirements.
I'm a member on there, for those having problems, please pm me your username and email there, and I will see what i can do in getting your accounts up and running with the admin there.
To be honest never tried gen Rolex hands on a SA3135, all of my previous customers with this movement usually have me fit a Yuki in its place.
As to stem I use as a base, unsure, I purchased a "lot" on ebay, a few hundred various stems, so all I do is find one which is a suitable base, and use that.