Stone Size: 10mm / .70 inches / 1.8cm each
Stone Material: Vintage Swarovski Crystal. Rare Dark Sapphire Color
Settings: Heavy cast Brass with your choice of plating (Gold plate is shown)
Length: 16" (40.6cm) with a 2" extender chain for flexible sizing

This necklace is shown in motion in this youtube video at the 10:30 mark:  

 Want to know the difference between Swarovski crystals and regular crystals?  Here's a video about that on my YouTube channel:  

12mm necklace, round necklace, blue