Amazon has put up the product page for Sailor Moon Eternal Edition 1, revealing the cover as well as several details. If you are interested, you can preorder the first volume of the Eternal Edition with this link from the online retailer. You can also take a look at the front cover of the re-release with the image located just below this paragraph.
Furthermore, you can find the product description for Sailor Moon Eternal Edition 1 below:
The guardians in sailor suits return in this definitive edition of the greatest magical girl manga of all time! Features all-new cover illustrations by creator Naoko Takeuchi, a glittering holographic coating, an extra-large size, premium paper, French flaps, and a newly-revised translation!
Teenager Usagi is not the best athlete, she’s never gotten good grades, and, well, she’s a bit of a crybaby. But when she meets a talking cat, she begins a journey that will teach her she has a well of great strength just beneath the surface and the heart to inspire and stand up for her friends as Sailor Moon! Experience the Sailor Moon manga as never before in these extra-long editions (about 300 pages each).
Sailor Moon Eternal Edition 1 will be released on January 30, 2018, in the North American region.