Chronograph with exclusive 45 minutes register. Small second at 3 o'clock. Date window at 6 o'clock. Limited of 999 pieces - Two tiered blue dial with center "seal" engraved design. - Applied Index Hour Markers with Luminescent inlay. - Blued Hands with Luminescent tips. - Two Register Chrono (Seconds & 45 Minutes Sub-dials). - Magnified Date located between the 4 & 5 o'clock position. - Transparent case back - most of the movement parts are finished with a blue color, unique to the "BLUE" series. - Blue Alligator/crocodile strap. Also known as: Ulysse Nardin 356-68LE-3, UN 356-68LE-3, Ulysse Nardin 35668LE3