There aren’t really any restrictions when it comes to diamond shapes for rose gold rings and you can go for pretty much anything you want. As a rule of thumb, however, most people who opt for rose gold rings prefer more rounded diamond shapes such as round, oval, pear or heart cuts but comes down to a matter of preference.
The more square-shaped cuts such as princess, emerald, radiant, cushion and others can also look good on a rose gold ring but most people prefer to accent the romantic softness of the rose gold with a delicate diamond shape with curves.
Additionally, rose gold typically has a more classic and vintage feel to it and square-shaped diamond cuts are more often preferred for contemporary styled rings. Дегенмен, again, this comes down to preference so there are no rules about this. Choose the diamond shape that works for you.