Royal Oak Tourbillon Extra-Thin Blue Dial in Steel 2018 SIHH

Size: 41mm x 12.5mm
Movement: Asian Seagull hand-winding tourbillon movement
Functions: Hours and minutes display
Case: Solid 316L stainless steel case
Crystal: Scratch-proof sapphire crystal
Dial: Blue dial
Bezel: Brushed/Polished solid 316L stainless steel bezel 
Strap: Solid 316L stainless steel bracelet
Clasp: Deployment clasp
Water resistance: >50 Meters