Thursday, 24 July 2025

Easy steps in setting a "Square Ruby" stone => 12 photos

 I could display many more steps in setting this Ruby. But for now, this is the easiest & quickest process.
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1) Firstly, make sure that all 4 claws are all of the same height. If there is any discrepancy, the stone will be set crooked.


 2) With a round bur, that is equal to the diameter of the corner of the square stone. Let that round bur start the drilling process horizontally, why is this? The stone needs to be laying flat!

3) In using a large-sized, Bud-shaped bur, cut the upper edge of the 'basket'. This will prevent any part of the Pavilion from touching the metal.



4) The next similar step is to again cut the corner of the 'basket' further into the opening.

5) With a small shaped Bud bur, cut from where the round bur went in. Why is this done here? This will be just where the corner of the Pavilion will be resting.

 6) In this close-up, you can now see where these little bur cuttings have been touching the upper section of the 'basket'.

7) With a pair of pliers, 'gingerly' move the 4 claws outward to allow the stone to sit into the ring. Keeping these 4claws in a vertical position at all times.

8)  When you are ready to move the 4 claws together. Please do so in an orderly fashion so as not to squeeze the corners together. This alone could very well damage the delicate corners of the stone.

9) DO NOT MOVE THE CORNERS IN AN 'OPPOSING' POSITION. I make a suggestion to move the claws sideways. The whole idea is to prevent any sort of stress from being placed on the stone.

10) On a 'clock format', the idea is not to apply any pressure on the 12:00 and 6:00 layout. 
 For safety reasons, move the claws to the 3:00 and 6:00 layout. Understand what is going on here? NO STRESS ON THE STONE will enter this picture.

11) DO NOT USE ANY LARGE or COARSE HAND FILE. As these large files could very easily move a claw, and the stone could get loose.
For safety reasons, I prefer that you would use a "MEDIUM" grade Emery wheel (as shown here).

 12) To avoid any time-consuming labour in the finishing process, I would suggest using '77B' cup bur. In a very short time, all of the 4 claw tips are nicely 'rounded'.

13) Please hold the tip of the cupbur at a 45-degree angle. As this will prevent any of the bur teeth from touching and damaging the soft stone.

14) If you wish, or need to use a triangular #4 grit file to gently smooth the claw tips, you can do so now!

 

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