Holts Gems is a Hatton Garden jeweller offering lapidary services to the trade and public. Based in Camden, the business houses one of the UK's largest teams of lapidaries, providing gemstone cutting, polishing, faceting, carving, and drilling. They offer gemstone testing with certification of cut, colour, weight, and measurements, plus insurance valuations. Services include restoration of precious and semi-precious objects such as clocks, frames, and jewellery boxes, matched to original materials and repaired with precision. Bespoke commissions are undertaken, alongside re-polishing and repair work to restore gemstones to their finest condition.