I love the rose gold with pink diamonds, but agree with everyone that the placement looks sloppy.
Want them to do white gold with yellow diamonds, or how about black spinel?
ETA: yes, yellow diamonds are expensive and hard to find, so teeny tiny ones are probably a waste. But still!
Want them to do white gold with yellow diamonds, or how about black spinel?

ETA: yes, yellow diamonds are expensive and hard to find, so teeny tiny ones are probably a waste. But still!