Heuer Carrera Chronograph Cal. 12 Ref. 110.573 with Rare “Automatic” Box Buckle5 It features a stunning concave

It features a stunning concave polished bezel

-Patek archive extract stating sale date of 1991

The lume plots and lume in the hands have taken on a very pleasing patina

celestial map

The bracelet has a Double-C deployment clasp and will fit a wrist size up to 18cm

Heuer Carrera Chronograph Cal. 12 Ref. 110.573 with Rare “Automatic” Box Buckle5 It features a stunning concaveIt is a well known story that in 1969, three automatic chronograph calibers were introduced: the Zenith "El Primero," Seiko's Caliber 6139, and, last but not least, the joint venture between Breitling, Heuer, Bren, and Hamilton, which produced the Caliber 11. These Caliber 11 movements were used in the Heuer Monaco, Carrera, and Autavia chronograph lines. Shortly after, these movements were improved to the Caliber 12, and that's exactly what we have