I’ve never had much luck focus stacking, pc never quite had the power to cope with it and even with a tripod, alignment issues. You’ve done a fine job without stacking
I've stacked watch shots taken indoors. I don't seem to have any luck outside. The spider above has moved its web over one of my windows. I thought I'd be able to catch it from inside the house through the glass but there was enough of a breeze to keep the web fluttering so focus was impossible.