This is the first El Primero Chronograph caliber with alarm complication and the first double barrel automatic integrated Column Wheel manufactured chronograph with big date, world timer, power reserve indicator & 12 hour alarm.
The case, in stainless steel or in 18kt rose gold, measures 46mm. It has double sapphire crystals and is water resistant to 50 meters.
Movement is the El Primero caliber 4046 with 41 jewels, beating at 36,000 bph and with a power reserve of 50 hours. It is comprised of 439 parts
