PEOPLE can find out how their watches are worth for free every month from an international auction house.

Senior specialists from Bonhams' Bond Street and Knightsbridge offices in London will be hosting valuation days at Bicester Heritage on the first Monday of every month, starting September 2.

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As well as offering valuations on individual or collections of pre-owned, vintage, modern or antique timepieces, they will give confidential advice on how to build and refine collections.

To book an appointment, email