Jewel of Thesia
The Jewel of Thesia was an item of national heritage on the planet Straleb. 

Its rightful heir was Benzan who, in 2365, had the jewel smuggled to Atlec aboard the Erstwhile to be given as a wedding proposal to Yanar, the mother of his son. ()

de:Juwel von Thesia
it:Gioiello di Thesia
nl:Juweel van Thesia
Gemstones