Lucy Williams Square Onyx NecklaceMetal: Silver Plated on Sterling SilverLength Guide: ShortGemstone: Black OnyxPendant Dimensions: 8mm x 8mmTotal Length: 45cm with extensions at 41cm, 43.5cm and 45cmWeight: 4gThin Snake Chain NecklaceMetal: Platinum PVD Plated on Stainless SteelLength Guide: ShortChain Dimensions:Total Length: 17.7inch, adjustable from 16.1inch to 17.7inchChain Width: 2.2mmWeight: 4.1g Product Code: SET-N115