Big Bang All Black Ayrton Senna

Size 44.5mm
Movement 7750 automatic chronograph movement at 28800 vph
Functions hour, minute, sub-second, date and day display; chronograph
Case Black PVD coated 316L steel, push-in crown, PVD coated display back with original engravings, coming soon in FULL CERAMIC case
Crystal scratch-proof sapphire with double AR coating
Bezel brushed ceramic bezel
Clasp black PVD coated double security deployment clasp
Water resistance >50 Meters