(One only! ). They are auniversal size ( approx 47mm wide) which fits all threestandard sizes of box :S mall/ M edium/ L arge (which were coded by Rolex asS AMOA,M OOREA,L AGOON). Each C-clip was originally supplied as part of a Rolex watch's box set and is pre-owned, but in very good pre-owned condition.
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