[Большая фотография]

[Технические характеристики]

Sealiner double Tourbillon

CHALLENGE Tonneau-shaped, 53.70mm X 41mm

Materials: Blue Steel with rose Gold 5N components or Bicolor 5N Rose Gold.

Caseback: Open with sapphire crystal.

TECHNICAL SPECIFICATIONS
Movement
Calibre: CVS8550, mechanical manual winding
Dimensions: 35.55mm x 36.06mm
Thickness : 10.10 mm
Jewels: 55 rubies
Number of Components: 387 components
Plates finishing: Sand blasted
Bridges finishing: Sand blasted, circular graining, bevelling and polished by hand
Barrels: Four barrels in parallel placed on the main plate
Barrels Finishing: Snail engraving
Tourbillons
Number of Components: 54 components per cage
Weight: 0.394 grams per cage
Dimension: 16.20 mm each cage
Rotation: One rotation / 60 seconds
Balance: Titanium, variable-inertia with mean-time titanium screws
Power Reserve: 60 hours
Frequency: 28’800 vph (4Hz) each tourbillon

SWISS MADE