Diamonds are naturally obtainable in a really wide selection of colours. Most individuals learn about colorless diamonds and GIA’s coloration grading system that’s used to categorise a diamond’s physique coloration… D, E, F, and so forth. This coloration grading system is just used to categorise the most typical diamond physique coloration of yellow nonetheless anytime a diamond is present in one other coloration like pink, blue, inexperienced, and so forth.; then this diamond is known as a “fancy diamond”.
Pure Fancy diamonds might be very costly and lots of instances costlier than the same measurement colorless diamond. An excellent instance of a Fancy diamond is the notorious 45.52 carat fancy deep blue diamond, the Hope Diamond, which is on show within the Smithsonian Pure Historical past Museum in Washington, DC.
A coloration enhanced diamond is a 100% pure diamond that has had its coloration modified. And better of all, coloration enhanced diamonds are available in a really huge choice of colours at very inexpensive costs!
A little bit of history-
For a lot of, a few years it has been well-known {that a} diamond’s coloration may very well be “improved” by placing a little bit of coloured substance on the floor of a diamond and similar to magic… a diamond that had a noticeable yellowish coloration would change to a extra enticing close to colorless diamond. Sadly, one of these coloration enhanced diamond may change again to its unique physique coloration if this coloured substance was unintentionally eliminated.
In more moderen years, the know-how of coloration enhanced diamonds has gone extraordinarily excessive tech. It’s now potential to utterly change the colour of a diamond! These processes are thought-about everlasting as a result of it does stay secure when uncovered to on a regular basis regular circumstances. The colour is not going to fade if uncovered to daylight or be washed off by harsh chemical substances.
How is it completed?
The specified final result of any of those therapies is to have a extra marketable diamond. A much less marketable diamond could be a diamond that has a low physique coloration or typically a decrease readability. The colour enhanced diamond therapy corporations know if they begin off with a sure kind of diamond and course of it for a sure period of time that they need to find yourself with a sure coloration but it surely doesn’t at all times work that means. It is a science that does require some artwork of their processes… the one course of that provides constant outcomes is the coating course of.
The three processes are as follows-
Course of #1- HPHT Colour Enhanced Diamonds- Excessive Stress / Excessive Temperature (HPHT) therapy can enhance the colour of sure forms of brown diamonds and thus improve their worth. Common Electrical has developed a course of that just about is a mechanical simulation of a diamond’s creation in nature. The colour enhanced diamond will likely be heated as much as a really excessive temperature underneath a really excessive, stabilized strain. Faults within the crystal construction are then rearranged leading to an alteration of the diamond’s coloration.
As a result of the circumstances of HPHT are similar to diamond’s unique formation, solely a effectively outfitted lab will be capable to positively determine one of these coloration enhanced diamond. HPHT was first used to show yellowish diamonds into extra marketable fancy coloured enhanced diamonds, however now additionally it is used to rework some unpopular brownish diamonds into extra fascinating colorless coloured enhanced diamonds.
Course of #2- Irradiated Colour Enhanced Diamonds- OK… don’t begin getting all excited since you noticed the phrase irradiated! It is a 100% protected course of that’s similar to what’s used to protect meals by exposing it to a stream of Gamma rays. The colour enhanced diamond course of is finished in a number of alternative ways however the outcomes are all the identical. You begin with a low coloration (P, Q, R, and so forth.) 100% pure diamond that has already been minimize and polished, then it’s uncovered to a stream of quick electrons. Throughout this a part of the method the diamond will flip to a really darkish coloration as a result of a few of the atoms within the diamond’s crystal construction have now been dislocated and this in flip has affected the way in which light passes by means of the diamond. Subsequent the diamond goes by means of a managed heating (annealing) course of, this permits a few of these atoms to relocate (partially repaired) as a way to receive a desired coloration 鑽石戒指.
Course of #3- Coated Colour Enhanced Diamonds- The coating on polished diamonds refers to a skinny synthetic layer that alters the colour of the diamond. The coating can both be of the specified coloration or could cause a coloured interference-effect. Sadly typically this course of is finished to deceive a purchaser. It’s a comparatively simple course of to carry out, it has been round for a few years (though the coatings supplies are significantly better now), and it doesn’t require quite a lot of costly excessive tech gear. Just lately, I’ve seen some pink coated diamonds available on the market, they’re very enticing…. and naturally you would need to buy them understanding that they’ve been coated and comply with your jeweler’s tips about proudly owning and caring for these coloration enhanced diamonds.
The coating might be utilized to the entire of a diamond’s floor, simply the underside of the diamond, or to a slender zone close to the girdle. A well-applied coating can change the colour by a number of coloration grade. Some coatings might be eliminated by means of boiling in acid, sturdy cleaning options, and even family chemical substances. Generally dots or bigger areas of purple or blue ink are painted on the diamond to assist counteract a yellowish coloration. The diamond’s setting will often cowl the dots, so they’re tough to see in a mounted stone.
So, is a coloration enhanced diamond best for you?
Possibly… pure fancy coloration diamonds might be lovely however they’re costly! Colour enhanced diamonds are inexpensive and permit many individuals to personal a brightly coloured diamond. Ask your native jeweler if they’ve any Fancy diamonds…. both pure or coloration enhanced diamonds. It’s at all times fascinating, and enjoyable, to have a look at one thing completely different!
Underneath regular put on the irradiated and HPHT coloration enhanced diamonds can have no issues of the colour fading away. The one consideration will likely be when it’s worthwhile to have any kind of service completed on the piece of knickknack. If one of these coloration enhanced diamond is uncovered to extreme quantities of warmth it’d have an effect on the colour. The jeweler might want to know that the diamond is a coloration enhanced diamond earlier than any work is finished after which the jeweler will be capable to resolve on one of the best plan of action. Colour enhanced diamonds are actually additionally used because the small accent diamonds round a bigger colorless diamond. There are numerous thrilling items of knickknack obtainable with small blue, yellow, black, or inexperienced coloration enhanced diamonds.
Now that about coloration enhanced diamonds and somebody tries to promote you on what they name a pure fancy coloured diamond however it’s at a brilliant cut price value… you’ll know that one thing simply doesn’t sound correct in regards to the supply. A report from a revered grading lab ought to accompany all pure Fancy coloured diamonds which are marketed as pure. Should you cope with a good firm and you’ve got been reassured about what you’re shopping for, then you’ll reduce the potential for one thing unhealthy occurring to you. As with every scenario involving an costly buy of one thing that not many individuals are effectively versed in, training must be a necessary a part of your plan. That is much more necessary when you plan to buy a coloration enhanced diamond.