Made in approx 1995 these were a limited production run made by Sinn for Bell & Ross. This is number 199 of 300Based on the Sinn 203 It is a 42mm full titanium case, with unidirectional rotating bezel. Full titanium bracelet complete with divers extension.Lovely patina on the tritium markers.It uses a Valjoux 7750 movement, all chronos run as they should and reset to zero. All 3 crowns are screw down.Good condition throughout, it is titanium and from the 90's so does have some life marks on it..! Box and (long expired) warranty card are present, but show signs of wear and tear. It will also come with the blue leather strap as shown in the last picture.If you have any questions please ask, if you require any further photos just let me know. Thanks for looking...