I am guessing yes. It just would be really, really slow and expensive to build, so you might as well switch to something more cheap, like diamonds.. Edit: but

I am guessing yes. It just would be really, really slow and expensive to build, so you might as well switch to something more cheap, like diamonds.. Edit: but it is not clear to me, whether this technic can be applied to macroscopical objects at all, or if you would have to do it in steps - and then have structural weaknesses at the connection points.