I was about to trace over the photos but I checked feathersite and they had some good examples!
Sabelpoot - https://www.feathersite.com/Poultry/CGP/Sabel/SablepootChik1Wk.JPEG
D'Uccle - https://www.feathersite.com/Poultry/CGK/Millies/GoldenNeckD'UccleBtyChix.JPEG &...
A "non bearded D'Uccle" is actually considered a different breed, called a Booted Bantam or a Sabelpoot!
Your chicks look entirely smooth faced, you can see the beards when they are chicks. I can outline on that photo to show if you'd like : D Feedstores aren't reliable on identifying breeds...