hours, minutes, small seconds, big date and chronograph
COMPONENTS
This 42 mm diameter chronograph is water-resistant to 100 m and features modern lines with subdials in one or the other of the colours, classically arranged along the 3 o'clock to 9 o'clock axis and topped by the double date window at 12 o'clock. It is equipped with an inhouse self-winding chronograph calibre operating at a frequency of 4 Hertz (28,800 vibrations per hour).
CASE SPECIFICATIONS
Dimensions: 42.00 mm
Material: 18ct rose gold
Thickness: 14.3 mm
Water-Resistance: 100m
Glass: ARunic anti-reflective sapphire
Back: Sapphire
DIAL SPECIFICATIONS
Finishing: Skeletonized delta-shaped
Color: Silver & Quantum Grey
Index: hand-applied 18ct rose gold appliques with black luminescent coating
MOVEMENT
PF770
A competition machine on the wrist. The Tonda GT Chronograph Big Date embarks an integrated high frequency movement (5Hz) using a column wheel and vertical clutch for a smoother operation. The movement integrates a cross-bridge instead of a single attachment to stabilize the balance which can measure intervals up to 1/10 seconds. The sapphire back of the 18ct rose gold case unveils the ultimate details and top level haute horlogerie decorations of this elite caliber storing a 65 hours power reserve. Its clou triangulaire patterned displays two color combinations, Quantum Grey or Granata with their matching rubber strap.
Calibre: PF071
Winding: Automatic
Total dimensions:
Thickness: 8 mm
Frequency: 36,000 Vph (5 Hz)
Power Reserve: 65 hours
NB of components: 331
NB of jewels: 42
