Re: Christopher Ward C9 Harrison Automatic Chrono LE u pretprodaji
Jaeger-LeCoultre Master Compressor Extreme LAB 2
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Mechanical automatic Calibres 780 und 781, developed and manufactured by Jaeger-LeCoultre
Parts: 569 (Calibre 780), 566 (Calibre 781),
Diameter: 33.8 millimeters,
Height: 9.8 millimeters,
Power Reserve: 60 hours with one barrel,
Base plate made of nickel,
Antimagnetic up to 240 Gauss (Calibre 781),
Test: Jaeger-LeCoultre’s 1000 hours test
Functions:
Hours, minutes, and small second’s hand (as function indication),
Second time zone (with 24 hours counter) adjustable in hour-steps, date,
Independent second’s stop,
Function selector,
Chronograph with digital minute display,
Semicircular radial power reserve indication
Chronograph:
Digital jumping minute counter with two discs,
Central second’s hand,
Accuracy: up to 1/8 of a second,
Counting up to 24 hours,
Column wheel mechanism,
Vertical clutch system,
Two pushbuttons with rubber-covered, L-shaped security arms
Function selector:
Ceramic crown with integrated pushbutton to select three functions via column wheel:
1) winding; 2) setting of date and second time zone; 3) setting the time
Escapement:
Beat rate: 28,800 half-beats per hour,
Large balance wheel with a moment of inertia of 1.5 mg cm2 and variable inertia screws,
Balance bridge: fixed to two support points, stud held by two screws,
Protection device for limitation of the hairspring movement,
Escapement made of amagnetic silicium (Calibre 781)
Automatic winding:
Unidirectional automatic winding to up to 60 hours of power reserve, depicted by semicircular
radial power reserve indication,
Rotor: mounted on lubrication free ceramic ball bearings,
Shape: rotor mass made of platinum, held by three arms
Case:
Dual-Ring-Case: Sandwich structured case with carrier-chassis and movement container,
Components: 143,
Black zirconium ceramic bezel,
Sapphire glass on front and back,
Zirconium-ceramic crown,
Movement-container made of TiVan15 (exclusively used by Jaeger-LeCoultre),
Chassis materials: TiVan15 (Calibre 781) or 18 carat red gold (Calibre 780),
Diameter: 46.8 millimeters,
Height: 16.5 millimeters,
Pushbuttons with L-shaped security arms and rubber cover
Dial and Hands:
Open worked dial with bridges in black PVD coating and different areas highlighting specific
functions,
Luminescent indexes,
Newly formed skeleton hands,
Hands antimagnetic (Calibre 781)
Strap and buckle:
Double Alligator leather strap,
New integrated system to change the bracelet,
New adjustable double pin buckle fixed in two positions,
Strap secured through two attachment points with further adjustment in three positions
References:
TiVan15 version (Calibre 781): Q203T470
Red gold version (Calibre 780): Q2032470