Long 28'' H. Stern 18k yellow gold Ball Chain Necklace with double sided pearl stations set in 18k white gold. White gold toggle clasp. Can be worn single or doubled up. See listing for amethyst version. Hallmarked on clasp. 
 
Designer: H. Stern 
Weight: 21.3 grams 
Length: 28''
Width: Approx. 7mm 
Main Stone: Pearl 
Metal / Purity: 18k yellow and white gold 
Hallmarks: Makers mark 750 
Era/Style: Contemporary 
Condition: Pre-Owned, Excellent Condition, Normal signs of wear