Material
18-karat red gold

Number of parts
17

Case back
Screw-down case back with satin finish and sapphire crystal

Diameter
44 mm

Height
13.35 mm

Band width
22 mm

Finish
Partly polished, partly with vertical satin finish, onion crown

Bezel
Polished screw-down bezel with full thread and side knurling with curved, double coated anti-reflective sapphire crystal

Movement
Caliber C.301, automatic

Frequency
4 Hz ( 28800 A/h )

Power reserve
Ca. 42

Number of jewels
33

Finish
Polished pallet lever, escape wheel and screws; bridges and plates with perlage

Rotor
Skeletonized, red gold-plated rotor with Côtes de Genève and ball bearing

Dial material
Elaborate 42-part construction on two levels: bottom level hand-guillochéd, upper level featuring screwed-on skeletonized train wheel bridges and funnel-like construction for hour display, as well as a retrograde seconds display and cylinder shape Super-LumiNova indexes.

Displays
Off-centre hours at 12:00 (featuring "open gear" design), central minutes, retrograde seconds at 6:00

Design of hands
Red gold-plated and polished, or lacquered; with Super-LumiNova inlays and tips

Shape of hands
“Trigono”

Strap material
Hornback crocodile leather, hand-sewn

Type of buckle
Pin buckle

Water resistance
10 bar( 100m )

Special features
Limited to 50 timepieces only; hand-guilloched dial. Technically sophisticated dial design featuring "open gear" mechanism and retrograde seconds display.