A rare mother-of-pearl artifact inlaid from the inside with a natural gemstone

[‏‎‏‎‏﷽] And prayers and peace be upon the most honorable of messengers... Masha'Allah, blessed is the Creator, a rare sea shell piece with its base... It contains the rare stone called 'Al-Stour' throughout the entire inner surface of the shell, a beautiful and soothing shape to the eye, which under sunlight displays the seven colors of the spectrum. For those interested in a full segment of the item, there is a video available for serious buyers... The last item is an antique silver ink pen... Delivery within Jeddah only, 15 riyals... Conclude this advertisement with the remembrance of Allah, the Almighty: SubhanAllah wa bihamdih, SubhanAllah al-Azim... The item will be sold to the highest bidder... Please do not undervalue...