Nevertheless it s also brittle and a strong hit or extreme temperatures could make it crack so it should be handled with care.
Emerald value per carat.
This sale is representative of the increasingly high prices emeralds are fetching at market and the excitement and fervor behind emerald sales.
Zambian emerald is a close competitor of colombian emerald in terms of quality and prices.
Emerald s price is very high due to its rarity.
With a hardness of 7 5 to 8 on mohs scale it s one of the hardest gemstones.
For example a recent price guide lists a fine quality 3 ct colombian stone as six times more valuable than three equivalent quality 1 ct stones.
Like many stones the per carat price of fine quality emerald escalates rapidly with size.
Like most gems emeralds can come in a wide variety of sizes from 0 02 0 5 carat 1mm 5mm accent gems to 1 5 carat 7mm 12mm center stones used in rings or necklaces.
In june of 2017 harry winston purchased an 18 04 carat emerald ring.
Zambian panna price per ratti may be slightly lower than zambian emerald price per carat.
An emerald that weighs 1 50 carats with a bg 5 5 hue falls in the exceptional tone and saturation category and vvs clarity is priced at 10 000 to 18 000 per carat so multiply the carat weight 1 50 times 10 000 to get 15 000 for low retail and 1 5 times 18 000 to get 27 000 as the high retail price.
Accordingly larger emeralds command much higher prices.
For instance while a one carat 1 0 ct good quality emerald may sell for somewhere between 525 and 1 125 a five carat 5 0 ct emerald of similar quality could sell for between 7 500 and 15 000 prices are for comparison only exact prices vary according to market demand.