With respect, saying that a bezel ensures quality is abit erronous.
I have and I am sure many on this list have repaired bezel settings
of poor quality. A few years ago I repaired a bezel setting with
epoxy, and here 7 years later it is still holding up. Also recently
on this list there was a thread about what glue to use in a bezel
cup to ensure that the stone will not fall out.
In the last 15 or so years the technology of glues has vastly
improved, where the modern glues are used for many applications. The
space shuttle relies on glues to hold its heat sheild in place, in
the automotive field there are glues that are considered to be
stuctural, able to hold the vehicle together while suffering the
stress and strains we put on our cars over the course of its life.
Like everything else, whether its solder and bezel settings or glue,
craftmanship is the only assurance for the long life of our pieces.
Poor choice in product, incorrect mixing and poor prep will not help
the longevity of our settings.
I have noticed that many jewellery suppliers are carrying glues,
this would suggest that glues do have their place, hence my