|Courtesy of Tutima|
Grand Classic Chronograph PR Ltd.:
Automatic Valjoux Caliber 7750,
Chronograph with 12-hours, 30-minute, and 60-second counters,
25 jewels, shock resistant,
power reserve display, date, stainless steel case and bracelet, screw-in crown,
water-resistant to 10 bar, bidirectional rotating bezel with red reference marker,
convex sapphire crystals front and back, Super LumiNova luminous compound, ref. no. 781-28 .