Padlock Necklaces: A Trendy and Classic Jewellery Choice Lock, also known as padlock necklaces, are a piece of jewellery that comes with a padlock-shaped pendant which is the main distinctive feature many swear by to this day. Synonymous with love, security, commitment and protection, there are different designs you can come across at our assorted range. From romantic to cross-chain and old-fashioned, there’s something to cater to everyone’s taste and needs. Available in different lengths, thicknesses and materials, ranging from yellow gold to sterling silver, you’re sure to find the perfect match for the aesthetic you wish to pull off. What’s certain is these are necklaces you can swear by for numerous looks and occasions. Beautiful to use on their own, you can also easily match them with your choice of additional jewellery staples such as delicate or elegant earrings, bracelets and rings or even some more subtle chain for a stylish, layered necklace look that accentuates your collarbones.