shape
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.90 vs. 1 carat

Lockout888

Rough_Rock
Joined
Nov 2, 2010
Messages
26
Is a .90 RB much visibly smaller than a 1.0?

The price difference is huge :shock:
 

wakingdreams53

Brilliant_Rock
Joined
Jul 27, 2010
Messages
891
1ct is the magic number. Ultimately, it's a difference of less than 3mm.

Difference between 1ct and .9:
IMG_9177.jpg

IMG_9176.JPG
 

MarkBroumand

Shiny_Rock
Trade
Joined
Sep 13, 2010
Messages
187
As soon as you hit each carat mark you're going to be paying a premium for it. For the most part, the biggest difference you will see between the sizes will be just that : the PRICE! :o
 

MichelleCarmen

Super_Ideal_Rock
Joined
Feb 8, 2003
Messages
15,880
The difference is very small. It makes sense to go slightly under the ct mark to save money. I did that with my earrings. Went under the .50 mark for each stone and saved quite a bit and was able to go up in color!
 

ked123

Rough_Rock
Joined
Apr 27, 2009
Messages
80
I just saw the same price difference between a 1.9 and 2 carat stone. Really can't tell the difference in size.
 

iota15

Brilliant_Rock
Joined
Mar 19, 2010
Messages
1,278
The difference in size between a 0.9 and 1.0 is minor (although I note the difference between a 1.9 and 2.0 are even smaller because increase in carat weight in relatively smaller stones show more of a difference).

The difficulty however is finding a well-cut 0.9. There are less 0.90 to 0.99's out there because the cutter tries to hit the magic 1 carat mark, which nets more money.

If you find a well-cut 0.9 that sparkles like the dickens, I'd probably go for it... unless your intended wants/has a need to hit the 1.0 mark.
 

stone-cold11

Super_Ideal_Rock
Joined
Sep 9, 2008
Messages
14,083
iota15|1290473935|2775981 said:
The difficulty however is finding a well-cut 0.9. There are less 0.90 to 0.99's out there because the cutter tries to hit the magic 1 carat mark, which nets more money.

Actually 0.9c is also a point where there is a mark jump in $/carat which is why you see more stones just at the 0.9c weight, not necessarily well cut. It is the 0.95-0.98c range that is difficult to find.

You can see the numbers of stones distribution against weight in this graph.
availability_carat_distribution_chart_2007.jpg
 

Amys Bling

Super_Ideal_Rock
Joined
Jun 25, 2010
Messages
11,025
Stone-cold11|1290475469|2776006 said:
iota15|1290473935|2775981 said:
The difficulty however is finding a well-cut 0.9. There are less 0.90 to 0.99's out there because the cutter tries to hit the magic 1 carat mark, which nets more money.

Actually 0.9c is also a point where there is a mark jump in $/carat which is why you see more stones just at the 0.9c weight, not necessarily well cut. It is the 0.95-0.98c range that is difficult to find.

You can see the numbers of stones distribution against weight in this graph.
availability_carat_distribution_chart_2007.jpg

Very useful chart SC. Many people aim to buy right before the price jumps, but it is difficult as cutters aim to hit those marks for the increased price.... viscious cycle 8-)
 

iota15

Brilliant_Rock
Joined
Mar 19, 2010
Messages
1,278
Really interesting. Thanks, Stonecold.
 
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