Chanel necklace with the simple CCs?

It is still available in the store but I have been seeing it in the boutique many times since last 2 years. I never worn my Chanel jewelry daily as I change it everyday. I have no idea about fragile.

I hope my answer may help.
 
i have this one
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and it's not fragile. the chain is thicker than my t&co. necklaces.