shape
carat
color
clarity

Pick one? Or close my eyes and point? Which RB?

TLJP

Rough_Rock
Joined
Jan 27, 2009
Messages
42
Hello, after flirting with choosing a different shape I find I just don’t feel comfortable with anything but a round. I guess I’m just a classic solitaire kind of girl. I’ve had a few stones sent into my local jeweler. Does it matter which one? I thought I would immediately know, but nope, I’m still afraid I’ll make the wrong decision. Does it really matter between these stones? Does one standout as better than the others? Perhaps I’m overthinking it and should close my eyes and point!

https://www.hpdiamonds.com/en-us/diamonddetail/HPD9010

https://www.hpdiamonds.com/en-us/diamonddetail/HPD7804

https://www.hpdiamonds.com/en-us/diamonddetail/HPD7845

https://www.hpdiamonds.com/en-us/diamonddetail/HPD8058

https://www.hpdiamonds.com/en-us/diamonddetail/HPD10054
 
I don’t like the inclusions on the 8058 and 7804. I would toss the 9010 out because tour not going to see a size difference between that and the 7845.

FA9E759E-8D8D-47FC-A8AA-7CF319989248.png

That leaves the 7845 and 10054, between these two I would pick the larger 7845
 
I would be thrilled with any of these, but IMHO the two that are in the 17K range aren't worth the extra cost since the size difference is negligible/nonexistant, and H to I isn't a super huge difference (especially if you are confident she will be fine with I color, and CBI diamonds show less color in general due to cut--like ACAs). So for me, I would be choosing between the 054, 058, and 845.

But like I said, IMHO you really can't go wrong. All are gorgeous!
 
That is my favorite too.
34.5, 40.8, high crown, small table.
No additional clouds

Those would be my favorite numbers, too. But in this case, I think the color might have more visual impact than the small difference in the numbers. My AVR is I color and I'd change it to H if I could. But Jon has never had a higher color in this size range and clarity.
 
That is my favorite too.
34.5, 40.8, high crown, small table.
No additional clouds

That would be my pick also. Love the proportions. :love:
 
Thank you! You have all been so helpful. It seems like https://www.hpdiamonds.com/en-us/diamonddetail/HPD10054
is a winner with 5 first place votes and 1 second place. Both
https://www.hpdiamonds.com/en-us/diamonddetail/HPD7845 and
https://www.hpdiamonds.com/en-us/diamonddetail/HPD9010 each received a 1st place vote.

My goal was to keep the stone around 15k and get a spread of at least 7.5 mm, which is the size of the stone I’m replacing. Here is the report for my current stone which I’ve chipped -
https://www.gia.edu/report-check?reportno=2155599388&s=1539432016677

It’s a G, but I was hoping the performance of a CBI would make up for the color difference. When viewing them side by side in the store I really had to concentrate to see the difference in the colors and without a side by side comparison wonder if it will even matter to me.
 
I'll take this one! :love::love:
That is my favorite too.
34.5, 40.8, high crown, small table.
No additional clouds
That would be my pick also. Love the proportions. :love:

Hard not to love this stone. Count me as another that consider those the "perfect" proportions.

However, as I read and type all this, I am reminded of another post that @John Pollard w/ CBI made that is much, much lengthier and detailed, but the jist was that essentially when buying almost anywhere else, using 2D proportions like this are wise for good reason -- you get a stone with lots of fire. However, with CBI, they utilize 3D technology to align facets, etc so their stones have a fluid uniform look full of fire even if their proportions are slightly different.

However, I have to say that "mind wise" it makes me feel good knowing you have 3D awesomeness that CBI delivers plus what I consider the perfect 2D proportions.


Thank you! You have all been so helpful. It seems like https://www.hpdiamonds.com/en-us/diamonddetail/HPD10054
is a winner with 5 first place votes and 1 second place. Both
https://www.hpdiamonds.com/en-us/diamonddetail/HPD7845 and
https://www.hpdiamonds.com/en-us/diamonddetail/HPD9010 each received a 1st place vote.

My goal was to keep the stone around 15k and get a spread of at least 7.5 mm, which is the size of the stone I’m replacing. Here is the report for my current stone which I’ve chipped -
https://www.gia.edu/report-check?reportno=2155599388&s=1539432016677

It’s a G, but I was hoping the performance of a CBI would make up for the color difference. When viewing them side by side in the store I really had to concentrate to see the difference in the colors and without a side by side comparison wonder if it will even matter to me.

Looking at your existing cert, I noticed you have a stone that is nearing the 60/60 style with a 33.5 crown and 40.8 pavilion and 80 LGF's. I am guessing it throws quite a bit of white light because of the 59 table, 59 depth, 80 LGF's and shallower crown.

Did you notice a difference between your G and all the HPD/CBI options? I suspect you saw more rainbow colored fire in the latter. Did you like it better?

While it wouldn't have the same characteristic, the 1.65 H VS2 does have a 34.1 crown and 40.7 pavilion, 78 LGF's but a much smaller 55.1 table and 61.7 depth. That stone will still throw lots of fire, especially with CBI's magic sauce; however, it has proportions a little more similar to your existing stone (but not closer enough to say it's really close) if that matters to you.

Personally I think you only have great choices. I actually bought my fiancee a BGD Blue H VS2 super ideal and she sees tints of color in it. This skews my opinion as I'm more aware some people have different color sensitivities so going to an I color would be worrisome to me. However, if you are the wearer of the stone and know for a fact you can't see a difference, then I'd forge on with the I VS1 stone. Otherwise, I'd grab the H VS2 for the color bump.
 
Hard not to love this stone. Count me as another that consider those the "perfect" proportions.

However, as I read and type all this, I am reminded of another post that @John Pollard w/ CBI made that is much, much lengthier and detailed, but the jist was that essentially when buying almost anywhere else, using 2D proportions like this are wise for good reason -- you get a stone with lots of fire. However, with CBI, they utilize 3D technology to align facets, etc so their stones have a fluid uniform look full of fire even if their proportions are slightly different.

However, I have to say that "mind wise" it makes me feel good knowing you have 3D awesomeness that CBI delivers plus what I consider the perfect 2D proportions.




Looking at your existing cert, I noticed you have a stone that is nearing the 60/60 style with a 33.5 crown and 40.8 pavilion and 80 LGF's. I am guessing it throws quite a bit of white light because of the 59 table, 59 depth, 80 LGF's and shallower crown.

Did you notice a difference between your G and all the HPD/CBI options? I suspect you saw more rainbow colored fire in the latter. Did you like it better?

While it wouldn't have the same characteristic, the 1.65 H VS2 does have a 34.1 crown and 40.7 pavilion, 78 LGF's but a much smaller 55.1 table and 61.7 depth. That stone will still throw lots of fire, especially with CBI's magic sauce; however, it has proportions a little more similar to your existing stone (but not closer enough to say it's really close) if that matters to you.

Personally I think you only have great choices. I actually bought my fiancee a BGD Blue H VS2 super ideal and she sees tints of color in it. This skews my opinion as I'm more aware some people have different color sensitivities so going to an I color would be worrisome to me. However, if you are the wearer of the stone and know for a fact you can't see a difference, then I'd forge on with the I VS1 stone. Otherwise, I'd grab the H VS2 for the color bump.

It seemed to be a different animal all together when viewing a set stone next to a loose stone. Mine seemed whiter. I even speculated that the chips were contributing to how white mine appeared or possibly just that it was in a setting. They happened to have a G CBI on hand that was definitely out of budget and I compared it to my stone and also separately to the CBI I that was brought in. Mine seemed whiter to me than even the CBI G. I didn’t think there was a big enough difference in the CBI G and I to warrant the difference in price but I haven’t seen the H VS2. I guess I should have them bring that one in for a side by side comparison to see for myself if it’s worth the $2500 difference to me.
 
So I think there could be a few things going on:

1. Your current stone is a GIA G and the character of the stone will make it throw more white light return so I think that is contributing to some of the difference.

2. Color grades are assessed by viewing the SIDES of the stone, not the top. That is because it's much harder to see the tint in a true top view. It's much easier to see in the sides. So if your current G stone is mounted in a setting that doesn't allow you to see much of the side, it is probably facing up very white. The sides of the loose G CBI maybe visible depending how you are comparing so it could be throwing things off.

3. The lower in color you go the more range, or variability, you have within that color grade. For instance maybe there is a high H (almost a G), medium H or low H (almost I). As you go down in color that variability continues to grow. So if H was limited to 3 variations then perhaps an I color would have 5 variations (high, medium high, medium, medium low and low). So it's possible to look at multiple stones in medium color ranges and one may appear a little more light or dark. I haven't seen much disparity in G but have in H and lower.

4. See people believe that GIA grades a little tougher on the color, meaning a GIA G may appear ever so slightly more white than an AGS G. Overall each lab is well respected and can be trusted. Color grading is very subjective anyhow as humans perform the assessment.
 
Oh yeah, you have a GIA G, so going to an AGS I is definitely going to be noticeable in other lighting aside from the jewelry store. If you choose the I, I'd take it home for a couple of days before having it set to see it in other lighting unless you are fine with the idea of a visibly lower color than you have now. I'd definitely have them call in the H so you can compare the H and the I to your G.
 
I have asked that the H be brought in. I’ve also checked out the Whiteflash site for similar ACA stones. An ACA G, Si1 or VS2 of a similar size falls within the same price range of the CBI I. Thoughts? I don’t believe I’d ever take advantage of the CBI buy back offer.
 
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