|Origin:||gemme, from Latin gemma 'bud, jewel'|
Related topics: Jewellery
1DCJ also gem stone
a beautiful stone that has been cut into a special shape [= jewel]:
something that is very special or beautiful:
Every single ad in the campaign has been a gem.
The Fortune is a tiny gem of a theatre.
little gems of advice
a very helpful or special person:
Ben, you're a real gem!