Woah. I’m getting vertigo looking down into this seriously deep Cecil Purnell Tourbillon!
The case is in 18kt rose or white gold and measures a less than shy 53mm. It has an AR-coated sapphire crystal, a sapphire display back and is water resistant to 50 meters.
Movement is the Swiss made hand-wind CP caliber 3888 with 19 jewels, 21,600 vph and a power reserve of 60 hours.