Question 1

Case: Rose Gold or Titanium

Accepted Answer

Width: 44 mm
Height with glass box: 12.9 mm
Case finish: polished and vertical brushed
Inter-horn distance: 23 mm

Question 2

Back: Rose Gold or Titanium, Screwed

Accepted Answer

Engraving: by hand and boring cutter
Decoration: sand finished, galvanic grey or braun treatment 
Strap: real alligator, large scales with tassel, braun / black
Buckle: tongue rose gold 18 cts or titanium
Crown: rose gold or titanium with engraved logo
Brand logo: 3 fir trees on 3 mountains
Logo symbolism: settling of the Jura by clearing, around 1350

Question 3

Hands:	Brass

Accepted Answer

Decoration: rose gold 5N plated

Question 4

Movement: Harmonious Oscillator, fixed balances

Accepted Answer

Dimensions: h. 7.78 mm / w. 39.55 mm
Winding: manual, 49 crown revolutions
Power reserve: about 72 hours
Manufacture: made by Rudis Sylva
Technical specification: second stop

Question 5

Harmonious Oscillator:	system unique worldwide, patent no. 700747

Accepted Answer

Balances: toothed, interlinked, ensuring the same amplitude
Escapement: only 1 with 1 pallet fork positioned at 90 degrees
Frequency: 21'600 vibrations/hour (3 Hz)
Balance-spring symmetry and energy: constantly opposed
Vertical gravity correction: instantaneous eliminating the effect of gravity

Question 6

Movement finishes: Haute Horlogerie finishing

Accepted Answer

Bridges: hand-decorated, bevelling, sanding
Gear train: circular graining, diamond-polished corners
Barrel drum: snailed
Rudis Sylva bridge: brushing and bevelling, 1 inward corner
Balance cock over the Oscillator: brushing and bevelling, 1 inward corner
Main plate: sand decorated and bevelled by hand
Oscillator bridge decoration: hand guilloché, flinqué

RS23

Description