Birthstones symbolize luck and prosperity and can also be a perfect investment. Each birth month stone has a different meaning. They also come with a different price. The most expensive birthstone price, however, depends upon the quality that is assessed by the 4C’s of the gemstone. Here is the list of the most exotic gems that will not only enhance your overall elegance but also add value to your collection.
Also Read: What is My Birthstone?
Diamond: Sparkling Beauty For April Month
The forever loved gemstone diamond is the birthstone for the month of April. Like April, the month is known for the transition phase, and wearing a diamond also suggests the same. This April birthstone symbolizes transition to new life. It is considered the best gemstone for engagements and weddings because you are starting a new phase of your life.
It is the first most expensive birthstone because of its difficult accessibility. Due to the closure of Argyle mines in 2020, the availability of these gems has become stagnant. Thus, the prices of these gems have increased. Natural blue diamonds are extremely rare and expensive. Only 0.02% are naturally blue, thus fetching high prices.
Alexandrite: Rare Gemstone For June Month
Alexandrite stone is the rarest birthstone. The color-changing property makes it a unique stone. This rare stone occurs bluish green in daylight and purplish red in incandescent light. A mesmerizing wonder of nature, this chrysoberyl makes for the most desirable gemstone for engagement rings. For those seeking something unique with a high resale value, Alexandrite is the perfect choice.
Read Our Blog: Is Natural Alexandrite a Good Investment
This June birthstone is considered the most expensive birthstone because of the high price it fetches. Alexandrite stone prices start from US $3,620.08 to $12,067.02.
Ruby: King of Birthstones For July Month
Ruby stone is the king of all gemstones. This red color gemstone was once adorned on the crowns of royal people, representing status and wealth. Hence named as the “king of gemstones.” Today ruby, the July birthstone, is valued for its impressive “pigeon blood red color” and high clarity. Burma rubies obtained from the Mogok Valley are expensive because of their color.
This exclusive pigeon blood red color is not found in any other red gemstones. High-quality ruby gemstone from Burma features this splendid red color with a purplish tint. Other origins such as Mozambique and Madagascar also account for these gems. The best ones are always the untreated ones, fetching prices as high as US $3000 per carat.
Estela de FURA is the most expensive ruby ring that features a 55.22-carat unheated Mozambique ruby. This is just to name a few alongside other legendary rubies such as the Sunrise Ruby, the Burmese Ruby Tiara, and the Queen of Burma. Owning this beautiful July birthstone is all about luxury.
Read Here: Top 10 Most Expensive Rubies in the World
Emerald: Spring Delight For May Born
Emerald stone is the oldest gemstone. This lucky stone for May-born was formed 2.9 billion years ago. They are the beryl species that feature vivid green color that ranges from as intense as forest green to a refreshing grass green.
This May birthstone symbolizes prosperity and luck. Earlier it was only found in Egypt, but today it is found around the world. Colombia is the largest producer of emeralds, whereas Zambia and Brazil are relatively new discoveries in this regard.
Read Our blog: The Birthstone for May: Emerald’s Timeless Beauty and Significance – navratan.us
Colombian emerald stone with high clarity and vivid green color is the most expensive birthstone. Finding them in high carat weight is difficult, making them rare and highly sought after by collectors and gem enthusiasts.

Sapphire: Color Palette For September Born
Out of the wide list of sapphires, Padparadscha sapphire is the most exotic gemstone for September-born. The orange-pinkish color of this rare birthstone is reminiscent of a lotus flower hue, not very common in nature. The Padparadscha sapphire price is high because of this rare color, making it the third most expensive birthstone after diamond and Alexandrite.
This sapphire price starts from US$30,000 per carat and may reach more depending on the quality and size of the stone. Padparadscha sapphire symbolizes love and compassion. It is the must-have exotic birthstone for those who value rarity and investment potential.
Read Our Blog: Padparadscha Sapphire: Best Combination of Beauty and Rarity
Black Opal: Mesmerizing Beauty For October Born
Opal stone are the birthstone for the month of October. The most expensive ones from dozens of opal varieties are the black opals. Compared to white opals, black opals are scarce and thus account for higher prices. It is believed that these rarest gemstones are 10 times higher in price than their white counterparts. The rich play of colors from deep blues and greens to fiery reds, this October birthstone, is striking.
Australian black opals have a dark body tone. The rainbow colors reflecting on the black base stand out, making these gems get the extra visual effect that is mesmerizing.
Read Our Blog: The Queen Of All Gemstones – Opal Stone
Tanzanite: Rare Birthstone For December Month
Tanzanite stone is the December birthstone. Found only in the Mererani Hills area of northern Tanzania, this gemstone is rare in every aspect. Vivid blue tanzanite stone is very rare, making it a must-have gemstone for December-borns looking for beauty and investment.
To conclude, investing in the most expensive gemstones is a win-win. With the trending use of birthstones as engagement and wedding rings, these rare and valuable gems offer both sentimental significance and long-term financial appreciation.