Cvstos Sealiner Double Tourbillon Rainbow / Bicolor 5N Red Gold, 41 mm. Cvstos CVS8550 Manual winding mechanical, with function Hour, minute, seconds, Tourbillon.
Challenge Sealiner, Tonneau-shaped 53.7 x 41 mm
Material & ColorBicolor 5N Red Gold, Bicolor 5N Red Gold
CrystalSapphire with none-reflective coating on both sides. Caseback Open with sapphire crystal
CrownScrew-down, polished Titanium Grade 5 or 5N Red Gold, rubber insert
ScrewsPolished Titanium Grade 5, exclusive CVSTOS TECHNOLOGY pattern
Water resistance100 Meters / 10 ATM
ColorWhite
IndexesSuper-Luminova treated
HandsPierced, chromed and Super-Luminova treated
Cvstos CVS8550 Manual winding mechanical
FunctionsHour, minute, seconds, Tourbillon
Power-Reserve60 hours
Frequency28,800 vibrations/hour
Number of Jewels55
54 components per cage, One rotation/60 seconds,Titanium balance wheel
Number of components387
BarrelsFour barrels in parallel placed on the main plate. Finishing Snail engraving
Alcantara, Alligator leather, Rubber
ClaspFolding clasp