Natural Tourmaline (Colourless) From Brazil 1.12 Carat AA+ Quality Oval Mix Cut The Luminous Achroite

Natural Tourmaline (Colourless) From Brazil 1.12 Carat AA+ Quality Oval Mix Cut The Luminous Achroite

Regular price ₹ 9,000.00
Regular price ₹ 13,440.00 Sale price ₹ 9,000.00
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Step into the fascinating world of rare gem collector items with this exceptional Natural Achroite Tourmaline. Weighing a perfectly proportioned 1.12 carats, this gemstone belongs...

AvailabilityLow stock

SKU: 1110328

Shipping & Returns

Free shipping on all orders above ₹1999. Limited return available, please refer to Return & Refund Policy.

We ship all domestic orders (except custom orders) within 7 business days

Certification

All products sold comes with LBG's authenticity undertaking. There is no separate certificate issued, the invoice shall serve as the authenticity claim.

Some products would be certified through reputable domestic labs as mentioned. However, if the certifying agency is different (applicable for few products we acquire) would be mentioned in the description. The gemmological laboratories we associate with are as below:

  1. DHC International Gemlab & Institute: Headquartered at Kerala India, DHC is reputed gemstone testing and gemmologist training institution in the world with presence in 11 locations across 3 countries with trusted service of over 15 years. DHC provides accurate gemstone analysis, evaluation which is verifiable online through their own portal.
  2. Bharrat Gem Testing Lab (BGTL): Yet another trusted name in gemstone certification and evaluation, headquarted in Chennai BGTL is also located in Jaipur, covering two major colour gemstone hotspots in India. With a legacy of 27 years, BGTL certificates are valued internationally. BGTL also offers online certificate verification.

Other certifying agencies includes Golconda Institute of Diamonds (Hyderabad) and IGITL (Jaipur).

Apart from this, customers can opt for certifications with few other internationally acclaimed laboratories for which they would be charged on actual cost of certification and transportation. This includes:

  1. Gemmological Institute of America (GIA)
  2. HRD Antwerp
  3. SSEF (Switzerland)
  4. Gubelin (Switzerland)
  5. International Gemmological Institute (IGI)
  6. Gemmological Institute of India (GII, sponsored by GJPEC)

Size Chart

All dimensions of gemstones are provided milli meters (mm). Weights are mentioned in carats (also in grams).

  • 1mm = 0.1cm
  • 1mm = 0.39 inche
  • 1 carat = 0.2 gram
  • 1 carat = 0.0071 ounce

Ring Size Measurement:

For gemstone size measurement we use plastic scale, please ensure you compare your available ring size to the following chart.

Click Here to calculate your ring size if you do not have access to right equipment to calculate your ring size.

Necklace Size Measurement:

Necklace for women ranges from 14 inches (chocker) to 30 inches (long chain) with sizes increasing in 2 inches. Sizes are 14, 16, 18, 20, 22, 24, 26, 28, 30 with standard sizes as 14, 18, 24 and 30.

Chains for men ranges from 18 inches (till collarbone) to 30 inches (below chest). Standard sizes are 18, 20 and 30.

Bracelet Size Measurements:

Bracelet sizes is measurement of your wrist circumference.

  • Small: 6.5 to 7 inches
  • Medium: 7 to 7.5 inches (Most Common)
  • Large: 7.5 to 8 inches
  • XL: 8 to 8.5 inches
  • 2XL: 8.5 to 9 inches
  • 3XL: 9 to 9.5 inches.

Care Instructions

General Instructions:

  1. Gently cold to warm water and mild soap. Opals (except for Australian) should not be exposed to water or moisture.
  2. Most gemstones will get more luster if applied oil from time to time.
  3. Wipe only with soft cotton cloth or micro fiber cloth.
  4. Store gemstones separately in a soft pouch to avoid scratches due to rubbing with other stones or hard surfaces.
  5. Avoid exposure to any type of harsh chemicals, high temperatures and long time exposure to direct sunlight.
  6. Protect from Impact, even though gemstones like sapphires and diamonds are hard materials, high impact may cause chipping of thin edges. Avoid direct impact on hard surfaces.
  7. To see care instruction for each gemstone, please refer to our gemstone care page (Click Here) or watch video (Click Here)
View full product details

Step into the fascinating world of rare gem collector items with this exceptional Natural Achroite Tourmaline. Weighing a perfectly proportioned 1.12 carats, this gemstone belongs to the rarest color distinction within the tourmaline family—completely Colourless (Achroite). Direct from the legendary gem-rich pegmatites of Brazil, this stone captures pure light with a soft, radiant glow and pristine organic character.

The Rarity of True Achroite: While tourmaline is famous across the world for exhibiting every hue of the rainbow, true Achroite (from the Greek achroos, meaning "colorless") is an extraordinary anomaly. Almost all natural tourmalines absorb chemical trace elements during growth—such as iron, manganese, titanium, or chromium—which produce vivid pinks, greens, and blues. Colorless tourmaline forms only when the surrounding pocket is completely pure and devoid of these chromophores. Natural, untreated Achroite specimens from Brazil remain among the most sought-after rarities for gem lovers and mineral collectors alike.

The AA+ Oval Mix Cut Precision: Sculpted into a graceful Oval Mix Cut, this gemstone displays generous dimensions of 7.2mm x 5.8mm with a balanced 4.0mm depth. Graded at AA+ Quality, it is ideal for mid to high-end custom jewelry or private gem collections. Its crystal body offers beautiful natural transparency accented by delicate internal features, serving as an organic signature of its authentic Earth-mined formation. Kept 100% natural and completely untreated, this gem is entirely free from heat treatment, irradiation, or clarity enhancements.

Technical Specifications

  • Gemstone Category: Natural Colorless Tourmaline (Achroite)

  • Grade: AA+ (Mid to High-End Fine Jewelry / Collection)

  • Carat Weight: 1.12 Carats

  • Color: Pure Colorless (Water-Clear)

  • Dimensions: 7.2mm x 5.8mm x 4.0mm

  • Shape/Cut: Oval Mix Cut

  • Origin: Brazil

  • Clarity: Transparent with Natural Inclusions

  • Treatment: 100% Natural (No Heat, No Radiation, No Treatments)

The Pure Source Advantage

At Let's Buy Gems by Syamantakamani, we focus on offering unaltered natural treasures that preserve their absolute geological integrity. While many commercial stones on the market undergo lab-created heat treatments or chemical processes to alter their look, this Brazilian Achroite remains untouched, retaining its genuine crystalline structure and value for generations to come.

Unbiased Certification

Transparency is the foundational cornerstone of our curation process. This natural Brazilian Achroite Tourmaline is curated to meet strict standards of gemological authenticity, consistent with our premium inventory at letsbuygems.com. Every single piece is fully eligible for independent, third-party laboratory verification to confirm its 100% un-heated status, natural origin, and precise dimensions for your complete peace of mind.

Jewelry Versatility & Fine Styling

The smooth 7.2mm x 5.8mm oval contour offers timeless elegance for custom jewelry creation. Its subtle, water-like brilliance makes it an outstanding candidate for a custom 18K yellow or white gold ring, a delicate bezel-set solitaire pendant, or a unique accent piece in a bespoke fine jewelry design.

This authentic piece, along with many other natural treasures, is proudly offered by letsbuygems.com, your trusted partner for certified, natural gems.

Type

Natural Tourmaline (Achorite)

 Specification

Brazilian Tourmaline, Oval Mix Cut

Weight

1.12

Mohs Scale (Absolute Hardness)

7-7.5

Refractive Index

1.62 (Range 1.624-1.644)

Specific Gravity

3-3.10

Dimensions 

7.2mm x 5.8mm x 4.0mm

Colour

Water Clear

Clarity

Transparent, Natural Inclusions

Cut

Oval Mix Cut 

Treatment

No Treatment

Origin

Brazil 

Certification

DHC International Gemlab (Included)

Packaging

Loose Gem box packaging

Ideal Uses

Collection, Ring, Bracelet, Pendant etc.

Unique Features

Natural Achroite, Water Clear