Gallery Wall

I made some tweaks to my gallery wall, that I think make it look more cohesive. I switched out all the gold items for black ones. I think it looks much more unified now. Here's the before:

And after the changes:

I wanted to avoid a matchy matchy, all frames the same color look, but I really think getting rid of the gold accents helps to make the grouping look less cluttered. What do you think?