Angelus Instrument de Vitesse Blue Indianapolis

The Angelus Instrument de Vitesse Blue Indianapolis, reference 0CHBS.U01A.V010S, is a monopusher chronograph in a 39 mm steel case, 9.27 mm thick, with a water-resistance rating of 30 metres. A see-through case back reveals the movement. Hand-wound calibre A5000 has 23 jewels, a power reserve of 42 hours and a frequency of 21,600 vibrations per hour. The domed blue dial has a peripheral tachymeter scale and a graduated minutes circle beneath a domed sapphire crystal. The watch wears a dark blue nubuck calfskin strap with a steel pin buckle and is a limited edition of 25 pieces. A single pushpiece on the crown controls the chronograph hand, without totalisers.