Here is why this page is short. Nearly every engagement ring we carry is sold as a setting, which means the natural-or-lab decision happens with us, after you have chosen the design. This page is the other side of that: a small number of pieces that already come complete with a natural, mined diamond set and ready to wear, no separate stone conversation required. Right now that is a yellow gold marquise solitaire and a rose gold princess cut, plus one more, each one different enough to be worth its own look rather than a big page of similar options.
If a natural diamond matters to you and you would rather choose your own setting and stone together, that conversation lives on nearly every other engagement ring page here, not only this one. Whatever you buy here comes with a free yearly clean-and-check for as long as you own it. There is no separate stone to pick here, no wait, no build, and for a mined diamond that is genuinely rare. Which is sort of the point of the shelf.