Chronoswiss Open Gear ReSec Aurora Limited Edition

Swiss luxury watch brand Chronoswiss presents Open Gear ReSec Aurora, a mechanical wristwatch inspired by the captivating Northern Lights.

Chronoswiss Open Gear ReSec Aurora Limited Edition

The latest Open Gear ReSec watch from Chronoswiss comes with a color-changing, handmade Guilloché dial. Enhanced with Chemical Vapor Deposition, the dial comes to life depending on the incidence of light.

Chronoswiss Open Gear ReSec Aurora Limited edition
Photo: Lucas Vuitel – Agence MaVu

To create the color change reminiscent of the the aurora borealis, the dial was hand-cut on a century old Guilloché machine. In addition to the color change and hand Guilloché, this new timepiece features the 3-dimensional regulator construction with a retrograde second and exposed mechanics.

Chronoswiss Open Gear ReSec Aurora Limited edition

The Aurora combines progressive design with the brand’s classic style elements, such as the fluted bezel, onion crown and straight lugs. The massive Super-LumiNova ceramic blocks shine bright and bring light to the darkness of icy polar nights.

Chronoswiss Open Gear ReSec Aurora Limited edition

The Chronoswiss Open Gear ReSec Aurora watch is a limited edition of only 50 watches worldwide.

Technical details

Model: Chronoswiss Open Gear ReSec Aurora Limited Edition
Reference CH-6923-TUBK2

Off-centre hours at 12:00, central minutes, retrograde seconds at 6:00

Solid 17-piece, stainless steel case, with satin finish and polished bezel with partial knurling and curved, double coated anti-reflective sapphire crystal; screw-down case back with satin finish and sapphire crystal; onion crown; water resistance up to 10 bar; strap holders screwed down with patented Autobloc system
Measurements: Ø 44 mm, height 13.35 mm

Chronoswiss caliber C. 301, automatic, with stop seconds
Diameter: 36.50 mm, impulse-angle 51°
Jewels: 33
Balance: Glucydur, three-legged
Balance spring: Nivarox 1
Fine Adjustment: Via Excenter
Shock protection: Incabloc
Frequency: 4 Hz., 28‘800 A/h (semi-oscillations)
Power reserve: Approx. 42 hours
Special features: Skeletonized rotor, Aurora Green Côtes de Genève and ball bearing; polished pallet lever, escape wheel and screws; bridges and plates with perlage

42-part construction on two levels: bottom level hand-guillochéd with CVD coating, featuring screwed-on skeletonized train wheel bridges and funnel-like construction for hour display, as well as a retrograde seconds display and cylinder and block shaped Super-LumiNova indexes

“Trigono” shape, rhodium, sandblasted matt, with Super-LumiNova inlays and tips
Feuille shape; curved, rhodium-plated and diamond cut

Textile (Cordura), optional Alligator – hand-sewn

Limited to 50 pieces