Big Bang Tourbillon SS

Size 44.5mm x 16mm
Movement  Seagull hand-winding tourbillon movement
Functions hours, minutes, sub-seconds and 24-hours display
Case 316L stainless steel
Crystal scratch-proof sapphire crystal with double AR
Dial all black dial
Bezel black ceramic bezel
Strap black rubber strap
Clasp deployant buckle
Water resistance >20 Meters