The value of a diamond depends on its cut, its clarity, its colour and its carat weight. Once the stones are faceted and polished, a certified gemologist can give you the answer you want.
Uncut diamonds have no set value or consistent value based on size. This is because a diamond's value is only established once it's faceted and polished.
A diamond cutter evaluates uncut diamonds and plans the cuts to maximize carat weight, while preserving the stone's other most valuable assets -- its clarity and colour. Then, when the diamond is cut, a price for it can be set.
For diamonds, the weight of a carat is equivalent to 200 milligrams. You can complete the math.
The raw diamond of 19.5 carats weighs about 3900 milligrams. Remember, though that raw, gem-quality diamonds can lose about 60% of their weight when cut and polished.
Here's your math problem: today on Blue Nile you can purchase half carat diamonds of this clarity and pay between US$579 and US$1582, depending on the cut and colour of the diamonds you want to buy. With 20 such diamonds, you can figure out the range of values, above, or take your cache to a jeweler so that each diamond can be valued individually, which is the practice for vendors in this marketplace.
Your answer depends on the quality of the raw stones. For this amount of money, you should fully and completely understand the quality of the stones you are buying. Only when the stones are fully evaluated, planned, cut and faceted will you know the final carat weight of your purchase.The raw stone weight is immaterial in your scenario without an indication of the quality of stones.If you're spending this amount of money for a 'bag o'stones' -- blind, be aware:About 75% of all diamonds mined are rated as industrial diamonds, worth about US$1.60 per pound.In the remaining 25%, there may be gem-quality stones, most about the size of a pin head, some the size of a pea vegetable.If there is a large uncut stone -- weighing more than 2 carats -- you lose about 60% of a raw stone when you cut and facet it -- you may be able to find a 1 carat stone of gem quality. Or more.
In the period after diamonds were first recognized as 'engaging/ appealing/ pretty', they were valued stones, and these were raw, uncut, unpolished stones. They naturally reflected light and even a few rainbows. They were collected by royalty in Europe and in the Persian Empire. Although no prices are available, it's clear that diamonds' value has always been high, even if only in symbolism. You can read more about medieval jewelry, below.
The amount that uncut ruby's are worth varies great depending on several factors. The economy and the size of the ruby should be taken into consideration.
A single diamond weighing 38 carats will be more valuable than a collection totaling 38 carats. Every diamond is valued by its colour, clarity, cut and carat weight. Without a gemologist's certificate for each gem -- which you can pay for -- your diamonds are worth whatever someone will pay you for them.
The value of 1.45 carats of diamonds will depend on weather you have one single diamond or more. Do you have 145 diamonds with a total weight of 1.45 carats or 2 0.5 carat diamonds and a 0.45 carat diamond? Large diamonds are many many times more valuable than small ones and a single 1.45 carat diamond will be worth far more than tree diamonds with a total carat weight of 1.45 carats
Your ring -- lacking any documentation as to its metal and details about the diamonds -- is worth whatever someone will pay you for it. A local jeweler can help you understand the facts about your bracelet, and you can pay a gemologist to evaluate the diamonds.
Prices are changing alot for diamonds, but right now an uncut diamond's price is 10,600 gp.
One carat equals .02 grammes, so two grammes equals 10 carats. Five times that much means that you'd have about 50 carats of diamonds. Since every diamond is valued according to its cut, clarity, carat weight and colour, all these variables would affect the value of the diamonds in the cache.
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.
Anything is 'worth' what someone will pay you for it. Carat weight is only one of four parameters used to value diamonds. The others are cut, colour and clarity. A single twenty-carat diamond will be worth more than many diamonds that make up a total carat weight of 20 carats. Every diamond is valued individually, depending on the four Cs used to value diamonds, as above.
Diamond of 2 carats (jewelry grade) can be worth 1,000 to 20,000 dollars more or less. Industrial grade diamonds: From experience, about 25 years ago I saw a 40 carat industrial grade diamond valued at $4,000, $100 dollars a carat. It looked like a dirty piece of quartz.
Assuming that the diamonds are about the same size:Cut diamonds are worth more, because of the additional labour involved in planning, cutting and polishing the stone to reveal its finest characteristics.The process, above, can remove sometimes up to 60% of the stone in order to show off the stone's best.Raw, uncut diamonds have value, but not as much value as they will have once they are fashioned into eye-catching gems.However, a large raw diamond may be worth more than a small, cut stone.
Diamonds are weighed in carats, and pricing is highly variable, depending on factors like color, lack of flaws, total size, etc.
Whatever you have to sell is worth whatever someone will pay you for it. If you have a single stone of this carat weight, take it to a certified gemologist so that you can most fully understand its clarity, colour and the cut. This will help you establish a market value for it. If these are loose, gem-quality diamonds, you can have them documented individually. If you have a bag of industrial diamonds weighing ten carats, which are valued differently from gem-quality diamonds, the value will be determined in pounds not carats.