We have 3 vintage wood knobs / pulls.  They are wood with a vintage white washed patina.  There is black/dark brown staining on the top of 2 of them - I imagine it could be sanded off.  They measure about 1 5/8" across the center top x 7/8" in h.  2 have the screws, 1 does not.

3 wood pulls / knobs Vintage