Ronda caliber 5040.B

Cal. 5040.B 28.00 mm; height 4.40 mm Chrono; Big Date; Small Seconds Battery-life 54 months Swiss Made – 13 Jewels /Gilt Swiss Parts -6 Jewels /Nickel 6h 1/10 Sec./10 Hours 9h 30 Min. 3h Small Second 12h Big Date