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).
0.91 Carat Diamonds
When someone describes a diamond as being 0.91 carats, they mean it is a 91 point diamond. Diamond carats, points and normal units of milligrams can all be converted between - this 0.91 carat diamond for example weighs 182 mg.
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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.
How much of a change do you think you can detect with the naked eye by going from a 2.00 carat stone to a 1.98 carat stone? I can't, which is why i would recommend checking out the slightly smaller stones due to them often being priced a lot lower than the others, for no really good reason.
Many men when shopping for a diamond engagement ring will look at how big the diamond looks in comparison to their own hand, when they really should be looking at how big the diamond looks in comparison to a female shop assistant's hand who has a hand similar in size to their prospective fiance.
Profits on the exchange are the treasures of goblins. At one time they may be carbuncle stones, then coals, then diamonds, then flint stones, then morning dew, then tears. Lope de Vega .
If you're considering a number of gemstones, not just diamonds, bear in mind that different types of stone have different densities, so a one carat diamond may appear quite different in size to a one carat emerald. 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.