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bonitomio had the perfect razor for my quest. It took me longer than I wanted to put up a review, but here it is:
H. Eicker & Söhne 3001 - Straight Razor Place Reviews

Possibly. Maybe even a square too. She thinks the 6/8 might be "too big" at the same time I'm drooling over 8/8 and larger.

Dovo did for a time. http://straightrazorpalace.com/buy-sell-trade-archive/11552-dovo-4-8-inox-nos-razors-sale.html
I just can't find anybody selling them anymore.

Looking for a quality 4/8 French point in stainless for the wife. I briefly found some last year when she was still fence sitting and trying to figure out what would work but they went out of stock...