Angelus Chronographe Médical X Massena Lab

The Angelus Chronographe Médical X Massena Lab, reference 0CHAS.A01A.V010S, is a collaboration chronograph with Massena Lab in a 39 mm steel case, 9.22 mm thick, with a water-resistance rating of 30 metres. A golden brown Novonappa calfskin strap with a steel pin buckle is fitted to this La Fabrique model. Hand-wound calibre A5000 has a power reserve of 42 hours and 23 jewels, running at 21,600 vibrations per hour. The domed silver dial has small seconds beneath a domed sapphire crystal, with a mushroom-shaped monopusher at 2 o'clock. A see-through case back reveals the movement. This is a limited edition of 99 pieces; Angelus launched the earlier doctor's watch in the 1960s.