This 1.75 carats Colombian emerald is one the highest value in the market. Generally speaking, this gem is known for its large crystal size, exquisite appearance and few impurities. It is in octagonal shape, and measuring 7.5 x 7.4 x 5 mm. Large, high quality emerald regardless of where they are mined are a good investment, but this Colombian emerald will return a higher resale payment. Overall, it is up to you in choosing an investment, but being a rare commodity, this gem certainly can increase the value of your portfolio. This Colombian quality emerald is a very good, so buy it today.