Width : 42,2 mm Height : 18,1 mm Case finish : polished Bezel finish : polished Horn finish : welded, polished and micro-blasted Inter-horn distance : 26 mm

Engraving : by hand Sun dial decoration : hand-engraved with grand feu enamel Sun dial origin : artisan watchmaker’s farmhouse from 1750, Les Bois Strap : real alligator, large scales with tassel Buckle : tongue pink or grey gold 18 cts Crown : pink gold with machine engraved logo Brand logo : 3 fir trees on 3 mountains Logo symbolism : settling of the Jura by clearing, around 1350

Hand center : hand guilloche work Hand guilloche work pattern : progressive circular pyramids

Hand decoration: drawing on the 2 faces, bevelling on the flanks

Winding : manual, 20 crown revolutions Power reserve : about 42 hours Manufacture : made by Rudis Sylva Purchases from third parties : 7 parts : escapement, stones, spring, Incabloc Indicators : hours, minutes Main plate machining : on machine with bed plate, 205 operations Precision control : 100 % of components

Balances : toothed, connected, providing the same amplitude Escapement : only 1 with 1 pallet fork positioned at 90 degrees Frequency : 21,600 vibrations/hour (3 Hz) Cage rotation : 360 degrees in 60 seconds Cage diameter : 17,40 mm Balance spring : 2, flat, asymmetric deployment Balance spring symmetry and energy : constantly opposed Vertical gravity correction : instantaneous, completely eliminating the effects of gravity

Main plate : bevelling, pyramid guilloche work Hand-decorated bridges : bevelling, circular graining, drawing Gear train : circular graining, diamond-polished corners Screws : machine threading with controlled undercut Barrel drum : snailed Titanium cage bridge bevelling : 28 inward corners, drawing, 30 hours’ work