1gunsnotenough
Buckeye
This sold I think it was about 3 or 4 years ago. I first saw it a few months after auction ended. Someone got a deal. Sold for $400 + 25% buyers premium.
https://www.liveauctioneers.com/item/43596410_ruger-mark-ii-678-1-us-marked-nib
https://www.liveauctioneers.com/item/43596410_ruger-mark-ii-678-1-us-marked-nib