Depends on the amount of inclusions in the stone and the current market price of emeralds overall most likely.
There is no direct relationship for the amount of a gemstone as there are multiple factors in assessing value. The four main aspects in assessing the value of a gemstone: color, cut, clarity and carats. The carats refer to the mass of the gemstone, with one carat being equal to 0.2 grams. It is not a direct relationship. All else being equal, a single 10-carat emerald will be worth more than two 5-carat emeralds.
Cheap rubies can cost $2 per carat up to $10,000 or more for nice ones. I have bought many in India and the cost does not depend on the country but the quality
The cost of Platinum diamond earrings will vary greatly depending on the carat weight of the diamond. As an example for prices, 1/2 carat total weight start at about $1400 but a 1 carat total weight sells for approximately $3600 per pair.
There are a few different types of topaz found in the world. These different types of topaz cost different amounts of money per karat.
About 3.5$ mil.added 11/3/2010Not exactly true.A standard ounce of is 141.747 carats.Industrial diamonds can sell for $1-$5 per carat .Jewelry grade diamonds can cost $50 per carat for the smallest diamonds to $2000-$10,000 for a nice white 1 carat diamond to $25 million for a 50 carat diamond. ( diamond over 20 carats are generally considered semi unique and hard to price)So given that range an ounce of diamonds can cost from about $150 up to $300,000,000. In addition since a single 141.47 carat diamond would be one of the largest diamonds in the world, it could be priceless
The price for colombian emeralds differs per emerald. Most Colombian emeralds are sold between $3800 and $4500 per carat. One has to look out for cheap replicas, if it is too good to be true, it often is.
price of yellow sapphire stone in the market is 1,000/- per carat to 50,000/ per carat
There is no direct relationship for the amount of a gemstone as there are multiple factors in assessing value. The four main aspects in assessing the value of a gemstone: color, cut, clarity and carats. The carats refer to the mass of the gemstone, with one carat being equal to 0.2 grams. It is not a direct relationship. All else being equal, a single 10-carat emerald will be worth more than two 5-carat emeralds.
around $1,000 to $1,500 per carat for very good ones, light blue stone can cost you around $90 per carat, while a light blue-green stone can cost you anywhere between $180 to $240 per carat (USD btw)
Zero as 40 carat gold does not exist
Cheap rubies can cost $2 per carat up to $10,000 or more for nice ones. I have bought many in India and the cost does not depend on the country but the quality
Both can be equally expensive. But emeralds can be more expensive at times. To cite an example of how the colour and clarity of a stone can make it so valuable, in 1998 a 5.16 carat untreated, slightly bluish green eye clean Colombian emerald was sold at twice the rate of a diamond the same size and of highest quality! But in the normal market emerald can cost anywhere from usd 10 per carat to usd 3000- per carat depending on whether it is small, medium or large or has an unmatched grade. In general a good quality ruby of 3 ct size should cost around US$100 per carat to US$ 500 per carat. In case of burmese rubies one can double or triple the above estimates.
The current selling price per carat of rough diamond as of 2013 was $116.19. The prices keep fluctuating depending on the scarcity or availability of this gem.
It depends on whether it is treated or natural. The cost of a treated black diamond ranges from as low as $100 to $200 per carat whereas a natural diamond, which is GIA certified the cost per carat ranges from $2500 to $3000, depending on the quality.
At 1700 per ounce divide mkt by 31.1x30
Every diamond is valued by its carat weight, its colour, its cut and its clarity. There is no standard. Without endorsement, you can price black diamonds, below.
Turquoise is considered a precious gem and it ranges from a few cents a carat to over $50 a carat. An average grade with proper color and matrix ranges any where from $5 to $7 per carat.