Breitling Transocean Day Date A453109H. 43mm diameter Stainless Steel case, housing an Automatic Breitling caliber B45 chronometer chronograph movement. 25 jewels, 28,800 vph, 38 hour power reserve. Blue dial with date display at the 3 o'clock position, and day of the week at the 12 o'clock position. Steel bracelet with folding clasp. Box and Papers dated October 2016.