Natural and untreated gemstones for your custom jewellery

Welo Opal Stone 7.19 ct

MdMaya Gems


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Welo Opal Stone 7.19 ct. High Quality Gemstone. Oval Cabochon Cut. This Ethiopian Gem has an excellent grade cut and polish, is ready to be set into jewelry. It shows an exquisite broad pattern crystal, with beautiful flashy multicolor

WEIGHT : 7.19 ct
SIZE : 14.76 * 11.24 * 8.07 mm
SHAPE : Oval Cabochon 
BASE COLOR: Light crystal
FIRE COLOR: Red, green, yellow, orange, blue. Beautiful color from all angles
FIRE PATTERN: Hexagon patchwork with pinfire
TREATMENT : None - 100% natural untreated opal 
HARDNESS : 5.5 - 6.5
ORIGIN: Welo - Ethiopia


The most of Welo Opals are "Hydrophane", they are be able to soak up and dry large amont of water. It is important to avoid immersing them in liquid.

The Opal is associated with good luck, it is the birthstone for October and the gem fo 14th wedding anniversaries.

The name for the opal comes from the Sanskrit word "Upala", meaning precious stone or stone par excellence.

The Greek word "opallios" means "to see a change of colors".

The opal is an amorphous substance that belongs to the silica group. It is formed by a series of spherical microscopic structures of various sizes, which diffract light to show a beautiful play of colors.

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MdMaya Gems uses the following clarity scale when grading gemstones.

Setting aside translucent and opaque gemstones, the first classification to take into account is: 

  • Type 1: Stones that are often inclusion free
  • Type 2: Stones that are usually included 
  • Type 3: Stones that are almost always included

EYE CLEAN: Appears clean to the unaided eye. (Type 1, 2 and 3)
       Type 1: Minute inclusions difficult to see with the unaided eye.
       Type 2: Minor inclusions easy to see with the unaided eye.
       Type 3: Noticeable inclusions apparent to the unaided eye.
       Type 1: Minor inclusions somewhat easy to see with the unaided eye.
       Type 2: Noticeable inclusions apparent to the unaided eye.
       Type 3: Obvious inclusions very apparent to the unaided eye.
HEAVILY included: prominent inclusions that have a negative effect on appearance or durability.
SEVERELY INCLUDED: prominent inclusions that have a severe effect on appearance or durability or both. (Type 1, 2 and 3).



All our gemstones have been analyzed by a qualified gemologist. Each precious stone comes with a gemological certificate to guarantee its authenticity, as well as describing its unique characteristics.
Pictures in this website might not reflect the intensity and brightness of the real color of the gemstone. Additionally, the pictures might not properly represent the real size of the gem (provided in millimeters). Do not hesitate in requesting more graphic documentation of the precious stone for any clarifications. This will be provided shortly to accommodate your needs. 
The photographs of the inclusions, if any, are a distinctive sign NATURAL origin.

If you are interested in obtaining more information about this gemstone, CONTACT US and we will respond as son as possible.