Sterling Silver 1940’s Siam Nielloware Mekkelah Lightning Goddess Photo Locket Necklace

Beautiful large sterling silver ornate Siamese openwork and nielloware black enameling treatment locker.  The locket opens from the front, unusual as most from this time period open from the rear.  The middle of the locket is engraved with an intricate depiction of mekkelah, the goddess of lighting in the religion of Siam.  Has a domed teardrop black nielloware bail and on a sterling chain.