Natural Ruby 3.77 Carats Round Mixed Cut AA Grade from Mozambique

Natural Ruby 3.77 Carats Round Mixed Cut AA Grade from Mozambique

Regular price ₹ 75,400.00
Regular price ₹ 98,000.00 Sale price ₹ 75,400.00
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Step into the world of authentic precious gemstones with this magnificent Natural Ruby (Manikya). Weighing a substantial 3.77 carats, this gem showcases an intense, deeply saturated Blood Red hue that...

AvailabilityLow stock

SKU: 1110354

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)
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Step into the world of authentic precious gemstones with this magnificent Natural Ruby (Manikya). Weighing a substantial 3.77 carats, this gem showcases an intense, deeply saturated Blood Red hue that glows with raw, fiery brilliance. Mined from the mineral-rich deposits of Mozambique, this stone delivers the rich crimson coloration and exceptional natural luster that have made East African rubies globally renowned in modern high jewelry.

The Round Mixed Cut & Robust Proportions: Natural unheated rubies of this size faceted into a balanced round profile are a genuine rarity. Sculpted into a classic Round Mixed Cut, this gem features a commanding 9.14mm x 9.14mm diameter with a rich 5.08mm depth, offering exceptional light dispersion and intense facet fire. Graded at AA Quality, it stands as an ideal choice for affordable luxury and high-end bespoke jewelry, presenting transparent crystalline brilliance accented by delicate natural silk and crystal inclusions that certify its pure, un-altered Earth formation. Kept 100% natural and completely unheated, it is completely free from lead-glass filling, flux healing, beryllium diffusion, or thermal treatments.

Technical Specifications

  • Gemstone Category: Natural Ruby (Manikya / Red Corundum)

  • Grade: AA (Affordable Luxury / High-End Fine Jewelry)

  • Carat Weight: 3.77 Carats

  • Color: Deep Blood Red

  • Dimensions: 9.14mm x 9.14mm x 5.08mm

  • Shape/Cut: Round Mixed Cut

  • Origin: Mozambique

  • Clarity: Transparent with Natural Inclusions

  • Certification: DHC International Gemlab / IGI Certified

  • Treatment: 100% Natural (No Heat, No Lead-Glass, No Clarity Enhancements)

The Pure Source Advantage

At Let's Buy Gems by Syamantakamani, we prioritize gemstones that preserve their absolute geological integrity. While most commercial rubies on the market undergo high-temperature furnace heating or glass fillings to artificially mask fissures, this Mozambique treasure remains completely unheated. Because its intense blood-red hue and structural durability were formed naturally over millions of years, its brilliance and value will remain unaltered across generations.

Unbiased Certification

Transparency is the foundational cornerstone of our curation process. Accompanied by certification from DHC International Gemlab or IGI, this natural ruby comes with independent verification confirming its 100% unheated status, natural origin, precise dimensions, and corundum authenticity for absolute peace of mind.

Astrological Potency & Jewelry Versatility

In Vedic and South Indian astrological traditions, Ruby (Manikya) is the supreme gemstone of the Sun (Surya), governing leadership, vitality, authority, and inner strength. Because this stone is completely unheated and free from chemical enhancements, its planetary solar energy remains pure, unobstructed, and exceptionally potent for astrological remedies.

The grand 9.14mm circular diameter and deep 5.08mm profile make it an extraordinary candidate for custom fine jewelry. It provides a striking centerpiece for a classic 18K yellow gold signet ring, a diamond halo engagement ring, or an elegant statement pendant that seamlessly unites ancient astrological power with modern luxury.

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

Type

Natural Mozambique Ruby

 Specification

Mozambique, Round Mixed Cut

Weight

3.77 Carats 

Mohs Scale (Absolute Hardness)

9

Refractive Index

1.76 (Range 1.76-1.77)

Specific Gravity

3.99 (Range 3.97-4.05)

Dimensions 

9.14mm x 9.14mm x 5.08mm

Colour

Red to Blood Red

Clarity

Transparent

Cut

Round Mixed Cut 

Treatment

No Treatment, Unheated

Origin

Mozambique

Certification

DHC International or IGI Included

Packaging

Loose Gem box packaging

Ideal Uses

Collection, Ring, Bracelet, Pendant etc.

Unique Features

 Untreated, Aventurescence