1920's Portrait Colour Change Sapphire Intaglio Seal hunting It remains complete with original

It remains complete with original bail

Excellent Victorian three-stone gyspy ring set with a blue sapphire flanked by two chunky old cut diamonds

More so to the smaller pendant

they're crafted in platinum throughout and remain in near-perfect condition

1920's Portrait Colour Change Sapphire Intaglio Seal hunting It remains complete with originalDATE: Art Deco, c. 1920 A fantastic colour change sapphire (synthetic) seal, with a intaglio carving to the base. It's carved with a ladies portrait and the stone changes from a bluey purple to a turquoise green when moved from electric light to daylight. It remains in great condition and dates to the Art Deco period, circa 1920. Colour change gemstones possess the ability to appear as two completely different colours depending on the type of light