In the sotheby s fall 2018 auctions an 8 carat burmese ruby sold for 2 000 000.
Ruby per carat.
Notes in india mozambique ruby prices per carat ranges from rs 20 000 per carat 315 approx to rs 1 lakh per carat 1400 approx and above.
It is available at a b2b price of 2 or inr 120 per carat.
Large transparent rubies are particularly rare.
The world s largest ruby an 18 696 carat stone weighs approximately 8 2 pounds.
Gemstone weights in india are often expressed in ratti.
Big high quality specimens can be extremely expensive their price can go up to several thousand usd per carat.
This system can be used to dupe customers who are not knowledgeable on how the conversion works.
In general the greater the carat weight the more your ruby is worth.
Ruby burma untreated red si vvs type ii 14 000 to 18 000 per carat.
Sell my ruby.
Larger medium quality rubies might sell for twice as much per carat as smaller rubies of the same.
Prices for old burma ruby if not too pink and more towards red with good clarity levels of 80 and above should start at usd 1000 per carat onwards.
The per carat price of ruby can also increase dramatically as size increases especially for better quality stones.
This is also not used for gem therapy purposes.
8 carat natural burmese ruby sells for 2 000 000usd.
The color of ruby the mixture of these untreated and heat treated rubies show a range of darker and brighter red colors.
Because larger gemstones are rarer than smaller gemstones you ll pay more for a larger ruby based on the laws of supply and demand.
Fine quality rubies are some of the most expensive gemstones with record prices over 1 000 000 per carat.
Finally let s consider the ruby s carat weight.
Its colors always red can reach vivid levels of saturation.
Price per carat increases significantly as carat weight.
As with most gemstones bigger rubies are simply more valuable but because rubies larger than one carat are quite rare the price per carat increases dramatically as rubies increase in size.
However rubies are also subjected to more treatments than almost any other gem.
How ruby carat weight affects value.
Ruby s value is dependent on its quality color and carat weight.
Though it s likely your ruby is not this large your stone s carat weight will still have an impact on its value.
As you ve probably already guessed the heavier the carat weight of the ruby the bigger the price tag.