Lets take a look at a diamond enhancement process called clarity enhancement (CE). The process can be applied to diamonds that have surface reaching feathers. Feathers are visible due to air being contained within the feather so they appear to be white and contract against the body of the diamond. By adding a chemical filler […]
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Final facets
The polishing continues, the diamond cutter applies some of the final facets.
Initial facets
With the bruting completed the diamond now has the rough outline – a round diamond. This shot the diamond is being positioned to remove a feather (inclusion) in the diamond. It can be seen on the diamond at the 7:00 position. Blocking out the main 4 facets on the crown of the diamond, the process […]
A Diamond In Need Of Help – Part 1
This diamond needs some help, serious help! The diamond is heading out to the cutter, which will be able to correct some of the diamond’s problems. Here are the specs right now: Measurements: 7.53 – 7.74 x 4.32 Carat Weight: 1.56 Color Grade: M Clarity Grade: VS2 Cut Grade: Fair Polish: Very Good Symmetry: Fair […]
Roughing out the girdle
Bruting a diamond is the process of grinding two diamonds against each other. Here we can see the diamond cutter’s bruting machine which is being used to make the diamond round. Since only diamond can cut diamond the flat disk on the bottom is diamond powder that has been compressed and glued together. Both the […]
Facetting the table
Next up the diamond cutter is getting ready to polish the first facet on the diamond… the table facet. Polishing is done on a charged diamond wheel, the diamond is held in a dop, placed in a tang and carefully polished. With the diamond secured polishing on the wheel can begin. Finally, after weeks of […]
Laser cut
The next step in the process for this diamond is to have it laser cut. The shape of the rough and any inclusions determine where the diamond will be cut. In preparation for the laser cut a few things needed to be done. The rough diamond had an inclusion right below the surface, so it was fairly easy […]
Improving Cut – 1.15ct Diamond
I recently did a couple of postings about diamond cut and posted a diamond recut chart that can be used to give an estimate of how much weight would be lost to improve diamond cut. Lets take a look at a real example on a stone. When purchased the stone was nice, but a little […]
Diamond Recut Chart – Improving Cut Grades
Since the GIA released their cut grade system in 2006 people have become obsessed with diamond cut. Of course there are still plenty of diamonds that were cut before grades were established. There can be some very interesting cut diamonds out there. People can sell their diamonds @ http://www.diamonds2cash.com, when we buy diamonds that are […]
How big is big?
How about a 23.86ct diamond? Most people consider a 1ct diamond to be big, a target size for millions of diamond lovers around the world. A 2ct diamond, getting bigger… a 3ct diamond or larger and eyes start popping. Not what you are used to seeing? That is a rough diamond, it is currently being […]