Our "14-day returns” policy is extended over Christmas. Orders placed between 4 and 19 December can be returned (if not suitable) up to 5 January. Excludes consumables.

Collections: Electronic testers for gold

Electronic testers are as accurate as acids when testing low-carat gold but it can be fiddly when testing high-carat; they struggle with platinum and cannot test silver. The upside is that they do not involve the use of acid.