Here is an easy option for your pendants and charms!  Buy these Leather Cord Necklaces to make constructing your own necklaces and chokers easy! 

Zinc Alloy Lobster Claw Clasps and Brass Findings are Nickel Free, in Platinum colour, with black leather cord.

Size:

• Leather Cord is about 3mm thick,
• Length is about 42cm long(not including the clasp), (16.5 inch);
• Clasp: Parrot clasp about 12x6x3mm
• Cord Ends: about 4mm in diameter; jump ring: 4.5mm in diameter.