What you should be looking for are the far superior investment-quality gemstones. Sapphires, rubies, emeralds, demantoids, aquamarines, tsavorites, spinels, tourmalines or alexandrite are the most notable among these, but we'll also talk briefly about the more common favorites like pearls and diamonds.
Sapphire
Deep blue sapphires have the highest value in trade, most of these come from the Indian Kashmir region. Another sought-after variety is the Padparadscha sapphire, which has the orange-pink coloring of lotus blossoms caused by traces of iron and chromium in the mineral.
No other gem will be as hard or as durable as a diamond. While sapphires and moissanites come close, diamonds are the gemstones best equipped to last a lifetime.
The rarity and quality of a gemstone are decisive for its current and also future value. It is no secret that the 'Big 3' - the colored gemstone rubies, sapphires, emeralds as well as colored diamonds are ideal for investment as loose stone or processed in a piece of jewelry.
Corundum (such as ruby and sapphire) however are the most durable stones, measuring 8 on the Mohs Scale and considered 'excellent' for toughness.
Possessing the highest shine of all transparent gemstones, diamond is the hardest material on earth that can only be scratched with another diamond. Its name comes from the ancient Greek adámas meaning “unbreakable”.
The most well-known gemstone is the diamond, but it does not have the highest value concentration and has a rather low appreciation. The gemstone with the highest value concentration and a growth of 8-10% p.a., is the ruby. The ruby is followed by the blue sapphire at 6% p.a., and then the emerald at 5% p.a.
Emerald, or Panna gemstone really resonates with money and cash and hence is known as abundance crystal. It enhances your thinking process helping you to make right decisions when it comes to property dealings ultimately increasing the flow of money in your life.
Tenth Anniversary: Diamond
You've spent a whole decade together--now THAT is something to celebrate! Diamonds are the gemstone assigned to the tenth wedding anniversary because they symbolize longevity, invincibility, and love.
A 40th wedding anniversary is certainly something to celebrate, and the traditional 40th wedding anniversary gift is the ruby. There's so much symbolism associated with this vibrant red stone: it represents romance, devotion and passion, all qualities that make it very worthy of such an amazing milestone.
Diamonds are the hardest stone, scoring a 10 on the Mohs scale, which is perhaps one of the reasons they have typically been used for jewellery such as engagement rings, which are worn every day. Rubies and sapphires are also very resilient and can be worn every day, with both rating 9 on the Mohs scale.
Citrine. This yellowish-brown gemstone is rare in nature, so it makes sense that it's a harbinger of luck. The gem is also known as the "merchants stone," thanks to the belief that it can bring financial luck and prosperity. "It is the stone for you to attract money and abundance in every form of life," says Kaur.
When someone thinks of gemstones, Rubies, Sapphires and Emeralds will often spring to mind first. These 3 precious gemstones are referred to as the 'big 3' and remain the most sought-after gemstones in the world due to their hardness, rarity and beauty.
Diamond. The most heavily marketed gemstone is that of the diamond. The diamond is the hardest of all the gemstones rating a 10 on the Mohs scale. There are many different things to consider in what makes a diamond valuable including the four C's (cut, clarity, color, and carat.
It is very rare to find blue sapphires with extremely high clarity, making them very valuable. The price goes up with rarity. The most highly prized sapphires come from Kashmir. In the Himalaya mountain tops, these precious stones can only be mined a few months in the year.
There are many gems that are more valuable than diamonds. Emeralds, sapphires, rubies, garnets, and alexandrite, just to name a few.
The rarer the stone is, the more it will continue to go up in value. Some of the more rare stones include opals, jade, coloured diamonds, emeralds, rubies, sapphires, tanzanite, and several others. The larger the stone, the more valuable it will be as well.
Painite : Not just the rarest gemstone, but also the rarest mineral on earth, Painite holds the Guinness World Record for it. After its discovery in the year 1951, there existed only 2 specimens of Painite for the next many decades. By the year 2004, there were less than 2 dozens known gemstones.
Quartz is the master healing stone and is possibly one of the single most powerful crystals we can think of. It's famous for its ability to suppress negativity and promote optimism and peace.
Corundum is the second hardest natural mineral known to science (1/4 the hardness of diamond). Gem varieties are sapphire and ruby.
Pearls are among the most delicate gems you can purchase, with a Mohs hardness of only 2.5 to 3.0. This means that they are not a good choice for rings or for items that receive daily wear. Pearl is the birthstone for June.