Platinum Venetian box chain. This great Platinum pendant chain is .8m wide and available in a 16 or 18 inch length. The 16" length chain weighs about 3.1grams and the 18" is 3.4grams. This top quality Platinum chain features a very secure lobster clasp The Venetian box is a softer version of our regular box, rather than squared design it has rounded edges. A beautiful pendant chain.