yes, you should be able I think at 5-7 days old...dark dark room...what I did was get a tiolet paper roll, I put in a small flash light inside...it was wobbley so I took it out, wrapped paper around it to fit, and inserted it again. sat it on the counter. Grabbed and egg MAKE SURE YOUR HANDS ARE CLEAN!!!!
then I held the egg on its side not with the big side down or up...on its side...I slowly turned it, held it there, looked...let eyes get adjusted, turned slowly....I could see the eye movement!!!!
Im due on Aug 7th!!!! good luck!!!! pm if you still have questions...