The Jonker Diamond is a name given to many finished gemstones cut from a raw diamond weighing 726 carats, beginning in 1936. The smallest of these weighs 8+ carats. There was an 'opening loss' of 1.57 carats on the first cleavage, however.
No history remains tracking this loss.
Each finished gemstone may or may not have a sales history.
You can read more, below.
First, understand that if your 'one carat' diamond has '80 points', it may not weigh one carat. Then, take your diamond to a certified gemologist who can tell you 'how much' can be attributed to your diamond.
1 Carat = .2 grams = 100 points
The diamond either weighs 100 points, or a full carat, or it weighs 80 points or 80/100ths of a carat.
If it is 1 carat weight=.20g .5ct= .10gms and so on you need to know how much it is carat the multiply carat with .20g
too many varibles to answer
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.
A one carat diamond weighs one carat, or .20 grammes.
250 carat Diamond- uncertain amount as can be auctioned; very few diamonds of this size25 carat Diamond- $1 million to $2 million; for a lower quality stone2.5 carat Diamond - $5,000~$8,000Another AnswerYou can buy a 2.5 carat diamond today on Blue Nile and spend from US$12,000 to US$16,000.Also, a 15 carat diamond is available on Blue Nile today for just over US1,000,000.
One carat diamond weight is equal to .20 grammes.
Every diamond is valued according to its cut, colour, carat weight and clarity.
The price of a 1-carat diamond can vary widely depending on several factors, including the diamond's cut, color, clarity, and carat weight.
a 1 carat diamond weighs 1/5 of a gram. That is 5 carats is 1 gram.