Made in St. Petersburg between 1908 and 1917.
The 14K gold antique Russian gold pendant features a cushion cut Siberian amethyst.
The amethyst measures 13.77 x 13.38 x 10.32 mm and is approximately 11.09 carats.
Diameter of the bezel is 22 mm (7/8 in.)
Marked with 56 zolotnik old Russian gold standard and Saint Petersburg assay mark.
Siberian amethysts are no longer mined. They are rare and could be found only in antique jewelry from the Tsarist era or early Soviet era (1920s-1950s).