He owns several successful businesses but this company is the 'jewel in the crown'. [=this company is the most valuable/important/admired]
The guests were heavily 'jeweled'. [=the guests were wearing a lot of jewelry]
The building is regarded as one of the 'jewels' of modern architecture.
(..) It's track is fine.. As long as it's contained. So... So... contain it! Right. If she's staring at all my jewels, she can't take her eye from... Frankly... it was rude. Oh, Haymitch. You should join us. We're having some of (..)2012 The Hunger Games