Automatic chronograph watch movement Baume & Mercier BM13283A original for the Baumatic series.
The movement is based on a Lemania LWO 283 automatic movement (ETA 2892 with Dubois-Depraz chronograph module), 39 jewels, date display at the 3, Ø 30.0 mm, frequency 28800 A/h, power reserve 42H.
This is a replacement movement ordered for a watch repair and never used. Any parts not shown in the photos are considered as not included in this movement.
You will get the very same movement as in the photos.