However once Greek artisans developed or acquired diamond tipped tools and abrasives it became possible to engrave sapphire more easily and in finer detail. Prior to this sapphire could only be worked with emery but this was a slow and laborious process. This museum quality piece is that rarest survivor, an intact ancient Roman sapphire intaglio gold ring in very good condition and made circa 2nd Century AD.
Great for any antique collection! Xtremely rare and very fine ancient sapphire intaglio gold ring, Roman circa 2nd Century AD. The item "Extremely rare fine Antique Old sapphire Deep Blue gold Sold 22k ring, Roman" is in sale since Saturday, January 18, 2020. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Fine\Georgian, Pre-1837".The seller is "nightingale_box" and is located in Bangkok, default. This item can be shipped worldwide.