Because of their rarity and beauty, only the wealthy members of the nobility of olden times were able to afford to own pearls. Today, pearl culture farms have made these gemstones of the sea more affordable to even ordinary people without diminishing their beauty.
The biggest ruby in the world is the Carmen Lucia Ruby, which was donated to the Smithsonian Institution’s National Gem and Mineral Collection as a gift to the American people, symbolized a husband’s eternal love for his beloved wife.
Garnet sizes are determined by their carat weight. The carat weights usually start at a quarter of a carat and can go up to 4 carats for standard garnet jewelries.
If diamonds are a girl’s best friend, the largest one is fit for a queen. As great in value as it is in size, the Cullinan diamond is a king among gemstones.
Amethyst sizes can be indicated through grams, carat weights and millimeters; depending on the preference of the jewelry store or supplier. Amethyst stones are known to have healing qualities.
It is extremely difficult to find naturally occurring blue topaz that can be produced nowadays through heat treatment and irradiation of differently hued topaz gemstones. Because of their rarity, prices of blue topaz sizes that are larger than 2 to 3 carats increase exponentially on a per carat basis.