The U colour is in the clearly yellow range of 'colourless' diamonds, and SI 2 is toward the lower end of desirability in terms of clarity.
Today, at Blue Nile, the 'yellowest' diamond you can buy in the .65 carat price range is J colour, and with the clarity option you want, you'll spend about US$1,000.00.
A round 0.71 ct U SI2 EX EX EX GIA certified diamond will cost $995
On the high end, a 1 carat, round diamond in a D color, IF clarity GIA certified diamond is for $8126 and if you adjust the color and clarity, a 1 carat H color, VS1 clarity GIA certified diamond is for $3496.
Carat, cut, clarity and color - four words associated with determining the value of a diamond.
The value of a diamond depends on its cut, colour, carat weight and its clarity. A local jeweler can answer your question. You can buy a round cut diamond of this weight today from Blue Nile and spend from about US$40,000 to about US$56,000. An investment-quality diamond -- with a higher clarity rating -- starts at about US$56,000.
A .25 carat round GIA certified diamond in F color and VVS2 clarity costs about $590 and a .25 carat princess diamond in E color and VVS1 clarity costs $510.
Every diamond is valued by its cut, clarity, colour in addition to its carat weight.
Cut Clarity Carat Color
A GIA round 3 carat F color, VVS2 clarity diamond can cost about $56,900 and 3 carat round H color, SI2 (100% eye clean) clarity diamond costs about $25,951. You can select a good quality diamond if you focus on the cut and compromise on the clarity, depending on your budget.
The starting price for a round H color, VS2 clarity diamond is $3736 and it goes up to about $12,000 depending on the clarity and color.
The value of a diamond depends on its cut, its clarity, its colour and its carat weight. A local jeweler can give you the answer you want.
Today on Blue Nile, you can purchase a diamond of about this carat weight and pay between US$270 and US$457, depending on the cut, colour, clarity and exact carat weight that you want.
Carat, Clarity, Color, and Cut. Carat weight is the weight of the diamond - one carat equals about .2 grams. Clarity is how clear or see-through the diamond is. The color of diamonds can be just about anything, but generally they are clear or a light yellow. The cut of a diamond is how proportionate and symmetrical it is.
Cut, clarity, carat, and color.