What are the various courses available under jewellery sector except designing?

What are the various courses available under jewellery sector except designing?


In jewellery industry lots of opportunities are there available except jewellery designing.

here are list of courses...

1 cad (designing)
2 cad (rendering)
3 cam (processing)  
4 cam (technical)
5 graphic designing
6 photographer 
7 video grapher and editor
8 acountent (auditor)
9 diamond assorting   
10 diamond testing
11 diamond polishing 
12 sells person
12 marketing person 
14 manufacturing model maker
15 manufacturing filler 
16 manufacturing polish department 
17 manufacturing rhodium department 
18 manufacturing QC 
19 manufacturing setter 
20 manufacturing bandhai
21 manufacturing ball making
22 manufacturing wire making
23 manufacturing metal casting (3-5 type work)  
24 online marketing experties 
25 management in every department     
26 color stone experties  
27 jewellery work issue 
28 jewellery work receiver 
29 diamond broker
30 gold testing department (3-5 type work)

and many more...