Natural Yellow Sapphire – 5.80 Carats

Explore this Natural Yellow Sapphire, a precious variety of corundum valued for its yellow color and traditional astrological significance. Weighing 5.80 carats, this gemstone features a rectangular cushion mixed cut designed to showcase its color and natural characteristics.

This gemstone is accompanied by an International Gemological Institute (IGI) Colored Stone Report, providing information about its identity, weight, measurements, transparency, and gemological properties.

Product Highlights

• Gemstone: Natural Yellow Sapphire

• Carat Weight: 5.80 carats

• Shape and Cut: Rectangular Cushion Mixed Cut

• Color: Yellow

• Transparency: Transparent

• Treatment: No indications of treatment found in the IGI report

• Origin: Sri Lanka, as classified in the report

• Certification: IGI Colored Stone Report

Gemstone Specifications

• Species: Natural Corundum

• Variety: Yellow Sapphire

• Weight: 5.80 carats

• Measurements: 11.56 × 8.00 × 6.21 mm

• Refractive Index: 1.762–1.770

• Birefringence: 0.008

• Optic Character: Uniaxial

• Specific Gravity: 4.00

• IGI Report Number: 847663633

• Report Date: October 16, 2026

About Yellow Sapphire

Yellow Sapphire, traditionally known as Pukhraj, is a variety of corundum prized for its yellow color. Its appearance can range from pale yellow to richer golden shades. The gemstone is commonly used in fine jewellery and is also valued in traditional Vedic astrology.

Cut and Appearance

The rectangular cushion mixed cut combines a rectangular outline with softly rounded corners. The transparent yellow appearance gives the gemstone a distinctive look suitable for jewellery settings, depending on the intended design and mounting.

Quality and Treatment Information

According to the accompanying IGI Colored Stone Report, the gemstone is identified as natural corundum, variety Yellow Sapphire. The report records natural inclusions and states that no indications of treatment were found. The report classifies the gemstone as being of Sri Lankan origin based on current gemological information.

Certification Details

This gemstone is accompanied by an IGI Colored Stone Report bearing report number 847663633. Buyers can refer to the report for the gemstone's recorded identification and gemological details.

Care Instructions

• Clean gently with lukewarm water, mild soap, and a soft brush when appropriate.

• Avoid harsh chemicals and sudden temperature changes.

• Store separately from other jewellery to reduce scratching or damage.

• Have the setting checked periodically if the gemstone is mounted in jewellery.

Disclaimer

Gemstone identification and treatment information are based on the accompanying IGI report. The report notes that photography is approximate. Traditional astrological meanings are provided for cultural information and should not be interpreted as scientifically proven benefits.