Quick and Easy Buying Guide

Carat weight: 1 carat = 200 milligrams = 6.5 mm diameter. Doubling weight doesn't double diameter.

Diamond clarity: FL/IF/VVS/VS = super expensive, near perfect. SI = best value if you can check a photo for obvious inclusions (defects).


Color: D-G = colorless, expensive, only if you have money to burn. H-J = best value. Can go lower in gold metal settings than white metal.

Cut: Better cut ratings let more light into a diamond, making it sparkle more. Very important property, don't skimp here.

Set a budget and minimum cut (Premium). Go J color for gold and I/H for white metals. Go searching for SI1/SI2 clarity diamonds at James Allen. Pick a diamond with small/no inclusions. Choose a ring setting and buy it risk-free (60-day returns).

Pick for This Evening 0.81 Carat F Color VS1 Clarity Ideal Cut Round Cut Diamond

This stone has a VS1 clarity rating to go along with its color grading of F, which will on average provide you with a stone containing defects that take away to a lesser degree from the attractiveness of the stone.

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Shape: Round

Carat weight: 0.81

Cut: Ideal

Color: F

Clarity: VS1

Price: $4000

Certificate: GIA

Depth: 62.0%

Table: 59.0%

Polish: Very Good

Symmetry: Very Good

Girdle: Medium to slightly thick

Culet: None

Fluorescence: None

Measurements: 5.94*5.97*3.69

Item number: 1348667

Click here to see the diamond at James Allen.

Click here to search for other diamonds at James Allen.

Professional critics are incapable of distinguishing and appreciating either diamonds in the rough or gold in bars. They are traders, and in literature know only the coins that are current. Their critical lab has scales and weights, but neither crucible or touchstone. Joseph Joubert .

$4000 will get you a decent quality and size stone, such as this diamond. The girdle of this diamond ("Medium to slightly thick") will have an effect on the diamond, and should not be neglected entirely. If you are looking at this diamond and thinking to yourself that you want to improve other characteristics of the diamond not related to size, think about downgrading the 0.81 carat weight of this diamond. Typically VS1 clarity diamonds are the most affordable "safe" clarity rating for purchasing online without seeing the diamond - although a lower clarity grading is possible you need to see a high quality photo showing the diamond to assess the inclusions for yourself.

Several companies will offer an Ideal cut rating of diamond, and these diamonds are almost always (as is the case here) perfect in terms of proportions and the general shape.

To the naked eye, this F color diamond standing alone appears completely white and pure - there is no way to detect any color in it utilizing only the naked eye and no other nearby diamonds, or to identify the differences between it and others within the colorless range.