Iolite

This exceptionally beautiful, natural, and untreated iolite, weighing 2.14 ct, was cut from a 26.97 ct rough crystal. Together with two other sister stones - a 1.84 ct cushion-cut iolite and a 0.41 ct pear-cut iolite - it was cut from the same original crystal. Its particularly deep violet-blue color gives it an intense, elegant, and exceptionally refined appearance.

Iolite is eye-clean and possesses a beautiful transparency. This allows its exceptionally rich color to unfold with remarkable clarity. The deep violet-blue hue appears powerful yet delicately balanced, lending the stone a remarkable depth of color. It is precisely this combination of high clarity and intense color that makes it a particularly attractive example of its gemstone variety.

Particularly impressive is the stone’s vibrant play of light. The precise faceting creates numerous bright reflections when the stone is moved, which combine with the rich violet-blue color to give the iolite a beautiful sense of depth. Its color remains the defining feature, shifting in intensity from deep blue to violet-blue hues depending on the angle of the light.

The superbly executed octagon cut combines a clean geometric shape with harmonious proportions and precisely placed facets. The gemstone’s distinctive beveled corners give it an elegant, almost architectural appearance, while its generous surface provides ample space for the rich violet-blue color to unfold its full effect.

Weighing in at 2.14 ct, this iolite is also of a considerable size, which allows its intense color and clear appearance to stand out particularly impressively. It is precisely the interplay of size, eye-clean clarity, rich violet-blue color, and precise octagon cut that gives it an extraordinary presence.

Of particular interest is its connection to the two other stones from the same 26.97-carat rough crystal. In addition to this 2.14-carat octagon, a 1.84-carat cushion-cut sister stone and a delicate 0.41-carat pear-cut sister stone were also created. Their shared origin makes it possible to directly compare the different forms of a single natural iolite crystal.

From its documented origin in a 26.97-carat rough crystal to the finished gemstone, this iolite exemplifies meticulous cutting planning, precise craftsmanship, and the unadulterated beauty of a natural colored gemstone. Its exceptionally vivid violet-blue color, its flawless clarity, its beautiful play of light, and its impressive size make it a particularly striking piece in the Bennad Collection.

The origin of these gemstones: Rough crystal, 26.97 ct

The following were cut from this rough crystal:

• Iolite, octagon cut, IO06-1  – 2.14 ct
• Iolite, cushion cut, IO06-2 – 1.84 ct
• Iolite, pear cut, IO06-3 – 0.41 ct

Total yield: 4.39 ct – approximately 16.3% of the rough weight

The Iolite originates from southern Africa. The rough stone was sourced for us directly from the source through our partners, inspected by us, and then expertly cut.

⁽*⁾To the best of our knowledge and according to information from our local partners, the gemstone is untreated.

For an additional fee, we’d be happy to arrange for a certificate from an independent gemological institute to be issued for this gemstone.

Images may vary depending on monitor settings. The videos of the stone were recorded without filters or color correction.

The true beauty of a gemstone is only revealed when you hold it in your hand. With every slight movement, the angle of the light, the reflections, and the play of colors change, giving each stone its own unique vibrancy. 

Interesting Facts About Iolite

Iolite is the blue to violet-blue gemstone variety of the mineral cordierite. Its color spectrum ranges from light gray-blue through clear blue-violet to deep, intense violet-blue tones. It is characterized by its pronounced pleochroism: depending on the viewing angle, iolite can display different colors, including blue, violet, gray-blue, or slightly yellowish-gray hues. A precise cut is therefore particularly important to bring out the most beautiful color tone to its fullest potential.

Natural inclusions are characteristic features of a natural gemstone. They can provide clues about its natural origin and help distinguish it from synthetic or imitation materials. At the same time, clarity - along with color, cut, and carat weight - is one of the key factors that determine a gemstone’s quality and value.

Transparent iolites with a rich, uniform violet-blue color, high clarity, and vibrant brilliance are particularly prized. High-quality, larger specimens are relatively rare and attract particular attention from collectors and enthusiasts of unusual colored gemstones. The quality and value of an iolite depend primarily on its color, transparency, clarity, cut, and carat weight. However, future performance cannot be predicted and is always determined by quality, rarity, and demand.