The case, in stainless steel with 18kt rose gold,
measures 39mm.
It has an AR-coated sapphire crystal, a sapphire display back and is water resistant to 30 meters.
Movement is the Swiss automatic in-house (a column-wheel chronograph movement exclusively developed and produced for Longines by ETA)
caliber L688 with 27 jewels, 28,800 vph and a power reserve of 54 hours.