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).
0.52 Carat Diamonds
A 0.52 carat diamond is also described as a 52 point diamond.
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This average width of 5.24 mm for a 0.52 carat diamond only tells some of the story, because this width is variable depending on how deep or shallow the diamond shape is. If you like playing with numbers, one analysis method you can use for examining diamonds is to divide the cost of the diamond by the number of carats to get the cost per carat metric.
A shop assistant may show you a one carat diamond and a one carat emerald stone next to each other, and point out how much larger the emerald stone is. This is because emerald is a much lighter material, so for a given weight of it, it will appear much bigger than for an equivalent sized diamond. You shouldn't really worry about this, but the average size of a diamond in a diamond engagement ring, at least within the united states, is about half a carat.
Proverbs are mental gems gathered in the diamond districts of the mind. William R. Alger .
Looking around the internet at online diamond stores, you may be tempted to think that a four or five carat diamond is large. You couldn't be more wrong - the golden jubilee diamond is an example of how big diamonds can really be - it is 545 carats, or a weight of more than 100 g, which is about a quarter of the weight of a can of coke.
There are two tricks to avoid when comparing total diamond weight with the weight of an individual diamond - individual smaller diamonds are cheaper even if they add up to the same total weight as the single diamond, and smaller diamonds are often of poorer quality.
Don't forget to think about other diamond characteristics such as diamond cut, which plays a critical role in determining the amount of light that gets into the diamond and the degree to which the diamond sparkles in light.