The core activity of Watch Spare is the sale and distribution of: certified, pre-owned watches (Montres d'occasion certifiées) from the Swiss watch heritage; vintage watch parts and accessories (Fournitures et accessoires vintage); manufacturing of watch parts according to original specifications (Manufacture de composants anciens); and sale of watch accessories and tools (Outillage et accessoires). Additionally, the company offers expertise and certification services for watches and watch parts to guarantee their authenticity and authenticity.