The Vacheron Constantin Collection Excellence Platine Split-Seconds Chronograph Ultra-Thin, Ref: 5400T/000P-B637:
Case, 950 platinum 42.5 mm diameter, 10.72 mm thick, transparent sapphire crystal caseback. Water-resistance tested at a pressure of 3 bar (approx. 30 meters). Dial, platinum with tachymetric scale.
Movement, cal. 3500, peripheral rotor in 22k gold; 37.66mm x 5.2mm, with 48-hour power reserve, running in 47 jewels at 21,600 vph. Geneva Hallmark certified. Split-seconds, with dragging 60 minute counter and lateral friction clutch.
Strap, blue alligator, with platinum and silk stitching, and platinum buckle.
Limited edition of 15 pieces worldwide; price, $288,000.