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).

0.51 Carat Diamonds

Each carat in a 0.51 carat diamond is equivalent to 51 points, so a 0.51 carat diamond is the same as a 51 point diamond.

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In evaluating the value of a 0.51 carat diamond, one thing you can do is work out the precise cost per carat of diamond.

Image of 0.51 Carat Diamonds

Diamond size means both the carat weight of the diamond and the width of the diamond, and the width of the diamond increases at a much slower rate compared to the carat weight of the diamond. Odd carat weights are carat weights which don't form round numbers, for example 1.97. Often diamonds with odd carat weights are quite a bit cheaper than diamonds with round number carat weights.

If you're umming and ahhing about whether to get a diamond or another precious gemstone, a relevant piece of information regarding their carat size is that the stones have varied densities, leading to different sizes for stones of the same weight. A half carat diamond is a typical size for the average diamond engagement ring, but of course sizes can vary hugely between couples, depending on economic status and personal preference.

Treason is like diamonds; there is nothing to be made by the small trader. Douglas Jerrold .

A large diamond which has a huge crack down the middle, or alternatively a big yucky looking inclusion, is not a good look - it looks like someone has gone for size and sacrificed all the other desirable properties of the diamond. Clarity, for example, can be just as important in picking a diamond.

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