HL2.5

Hours, retrograde minutes and power-reserve indicator.

Case : grade 5 titanium

Horns : grade 5 titanium, screw-in

Crown : polished grade 5 titanium with micro-machined HAUTLENCE logo

Glass : 3 three-dimensional sapphire crystals, scratch-resistant, produced by multi-axis grinding

Alternating finishes : sand-blasting, satin-brushing and hand polishing

Horn and case-back screws : titanium

Dimensions : 50 mm x 42 mm x 17.8 mm

Weight : 49 grams.

Calibre description :

2 barrels : one finishing barrel (power reserve for the entire watch calibre including power for the second barrel) and a complication barrel.
Hours displayed by a 12-link chain hinged on a pallet system. The speed regulator ensures that the hours display changes in a controlled and jerk-free mannner in 3-4 seconds instead of instantly. It completes 48 revolutions at each hour change. Hours system activated by a one-revolution mechanism mainly composed of a connecting rod and a rack.

Movement kinematics featuring 90° changes of direction by means of special bevelled gears.

Automatic calibre with oscillating weight in 18-carat white gold.

This innovative calibre is protected by 3 HAUTLENCE patents.

Dimensions : 37.8 x 33.2 x 12.35 mm;
Manufacturing technology : multi-axis micro-machining, wire EDM, LIGA photolithography;
Number of components : 552;
Power reserve : 45 hours;
Regulating organ : 18,000 vibrations/hour;
Number of jewels : 92;
Finishing : fine-watchmaking type (satin-brushed, hand-drawn, hand-bevelled, ruthenium-anthracite coating and mirror-polished steel elements);
Identification and numbering plate : HL2.X.

Upper sapphire dial face : luminescent white minutes and hour-markers

Lower sapphire dial face : rhodium (chrome) metallization, red transfer and black varnish-coated opaque zone

Hour-markers : red varnish-coated metal plate and luminescent white varnish-coated hours numerals

Minutes hand : rhodium galvanic plating with luminescent white tip

Power-reserve hand : steel with red varnish-coated indicator

Strap : Hand-sewn rolled-edge Louisiana alligator leather with large square scales in matt black version and in black rubberised padded version with red topstitching, black rubber, interchangeability spring bar;

Folding clasp : titanium.

3 ATM