Rare Vintage Sicura Automatic Day Date , Ronda-Matic Cal 1239-21

Rare Sicura Automatic Day Date watch from the 70s when Sicura and Breitling companies were under same ownership, featuring the well designed Ronda-Matic Cal 1239-21 movement .
In good general condition. Some wear marks on the case. Movement working very well.
Brown dial with white markers and golden hands, A little paints wear on the edge of the dial
Case and crown with some wear marks and small scratches & dents.
Acrylic glass with a few small scratches that can be polished off.
Ronda-Matic Cal 1239-21: 21600 A/h, 17 jewels.
37,4mm wide excluding crown
Water resistant
Stainless Steel crew-in Back
Incabloc
Swiss Made
Movement checked, oiled and electronically adjusted. Working very well and keeping very good time. No service history but the movement is very clean and shows excellent specs on a Timegrapher, so it may have been serviced in a recent past.
The watch comes with a good quality black leather strap with white stitching.