Antique 14k Gold Belle Epoque Guilloche Enamel  Photo Locket / Pendant  & Necklace with 7  Old mine cut diamonds.
Weighs 13.6 dwt or 21.2 grams
17" 14K chain marked, photo locket measures 1" in diameter. 
No makers marks on either piece.  
The diamonds have been tested and are genuine.