GENERAL
REPAIRS FOR DIAMOND - GEMSTONE STONE
SETTING!
This list of
trouble-shooting repair duties are geared mainly for the jeweller who does the general form of basic setting repairs at their bench!
Although this essay was written about 15 years ago, it's good to rewrite this again for this useful blog and it's just for YOU!
1) For Centre stones, it is far better to just lower the diamond in
the old setting than to retip with 4-6 new claw tips. Although the stone is
somewhat lower in the head, it alleviates much of the stress of soldering new
tips, by the jeweller.
2) For resetting bead-set diamonds, just be careful, that the metal is
thick enough to sink down the diamond into the metal. The absolute minimum
should be for .01 - .03 pointers is 0.75 millimeters.
3) For multi-diamond cluster rings. Re-align all of the claws, then
check for stone security.
4) Before accepting and items for repairs, examine for wear on the
supporting gallery, is the jewellery item worth the effort? How long will it
last for? It can be "a ring from Hades?"
5) My motto is: "once you
start working on it, fix it, finish it & get rid of it! Do it so it
won't burden your time and haunt you later.
6) For bezel work, it’s far easier to make a new bezel, for the
original stone than to waste your time with the worn and abused frame. The
finished results will be more gratifying to you and the customer. Not to
mention how much happier the client will be...and of course YOU!!!
7) I won't want to choose to re-setting a centre diamond. At times it is necessity to reset the diamond in a new "head", then to re-tip & it looks much cleaner.
The decision is up to you, as you are the jeweller!
8) Don't use solder to retip. Use
gold tips, or you will be troubled by discolouration of the solder at the
joint of the two metals. Make the finishing of the claws very clean looking.
Always leave the job clean so while you are polishing your item, you won’t have to waste precious time.
9) If the customer asks, "can you fix this setting?" Never say, “I'll try” and have you
marry the ring from Hades. This customer may turn out to be one of the most
excruciating clients you might ever want to meet.
If your gut feeling is to say "don't do it" then say it! Look at the grief
you just saved yourself! (I can speak from experience!)
10) If you have to remove a stone from the bezel, BREAK OUT THE
SYNTHETIC STONE!
It’s easier to buy a new stone than to ruin the mount and start re-building a ring.
This can happen at any time.
11) Check out the settings and its stones, place the whole item into a
sieve or a lid-covered tea strainer and place it into a sonic-cleaner for 10
minutes. Then steam it out afterwards. How many stones are loose or have fallen
out? Better there than at your bench or at the polishing machine.
Remember when your metal expands due to soldering. Your stones
might get loose!
12) As a Diamond Setter, it is my job on many occasions, not too start
the job for the impending doom that might befall the enclosed diamond or
genuine stone. If the diamond is heavily
included, Emerald, Opal, or any other kind of gem-stone, is in a rather
dangerous condition, it is my responsibility to advise the client immediately,
if not sooner!
13) If your jewellers are setting pave', be very careful on making sure
that the metal is thick enough to take the necessary diamonds. I once had to
set .003 pts in metal that was only .04 mm's in thickness.
14) Where there are genuine stones, remove them from the setting, under
no instances should you attempt the soldering process, where there are
Emeralds, Opals, Turquoise, Coral or any soft stone. Don't tell me that you are
sure you won't break or burn them. YOU WILL!
If you persist, you will be looking for another stone to replace the one
you just burned, trust me!
15) When setting centre stones. Please
make sure that ALL the claws are pre-polished, once the diamond is in, no way
can you polish the new head after it's been finished.
16) When there is a loose diamond, that is in the ring and ready to
give to the client. I always secure the loose stone with a little
"wire-bead". Do not hammer after, or press-over the claws again. You
might have to re-polish the mount, I even use this method in a bezel-setting.
Just a securing method that works all the time.
17) When breaking out CZ's the stones explode when breaking apart!
Please wear glasses. I said this before, Please
wear glasses! I've seen too many setters with splinters in their eyes over
this procedure. I took one fellow to the hospital with this problem! Why do
they explode? These stones are set into wax under great pressure and the wax
retains that stress on these stones. Only at this stage of removal will they
endanger yourself.
So when these old stones are ready to be removed, please be 'very eye-careful'! My glasses form-fit my face and my only two eyes that I have been given since birth!..:>)
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