Version |
Rose gold Argente, Rose gold Tremblage, White gold Tremblage
|
Movement |
Manufacture calibre 103.0, manually wound, adjusted in five positions
|
No. of parts |
245 (wheel train 186, cage 59)
|
No. of jewels |
30, of which 4 in screwed gold chatons (wheel train 17, cage 13)
|
Escapement |
Lever escapement
|
Oscillator |
Grossmann three-minute tourbillon with stop seconds, Gustav Gerstenberger geometry, Nivarox 1 balance spring, Shock-resistant Grossmann balance with 4 inertia and 2 poising screws, with No. 80 Breguet terminal curve
|
Balance |
Diameter: 14.2 mm, Frequency: 18,000 semi-oscillations per hour
|
Cage diameter |
16.0 mm
|
Cage speed |
1 revolution in three minutes, anti-clockwise when viewed from dial side
|
Power reserve |
72 hours when fully wound
|
Operating elements |
Crown in 750/000 gold for winding the watch and setting the time, pusher to start the movement
|
Functions |
Hours and minutes, subsidiary seconds with stop seconds, Grossmann manual winder with pusher
|
Case |
750/000 gold, three part
|
Case Dimensions |
Diameter: 44.5 mm, height: 13.8 mm
|
Movement dimensions |
Diameter: 38.4 mm, height: 7.1 mm
|
Dial |
German silver, tremblage, arabic numerals, argenté, black, solid silver, three part
|
Hands |
750/000 gold, polished, annealed to a brown-violett hue, Hand-crafted, steel or stainless steel
|
Crystal / display back |
Sapphire crystal, antireflective coating on one side
|
Special Features |
equidistant locking escapement with counterweight and detent pin in the lever, Grossmann balance with suspended hairspring and adjustment via poising screws in the rim, Grossmann balance, Grossmann manual winder with pusher for uncoupling the handsetting mode and restarting the movement, space saving and modified Glashütte stopwork with backlash, pillar movement with 2/3 plate and frame pillars in untreated German silver, broad horizontal Glashütte ribbing, 3-band snailing on the ratchet wheel, raised gold chatons with pan-head screws, separately removable clutch winder, ARCAP train wheels, asymmetric-arm lever escapement with counterweight and lever banking pin with suspended balance spring, adjustable with poising screws in the rim, brake ring on the fourth-wheel arbor made of very hard, oily guaiacum, flying three-minute tourbillon with screw-secured driving wheel and V-shaped balance bridge (design patent pending), hand-engraved 2/3 plate and tourbillon cock, newly developed mainspring barrel jewel bearing, replacement of the missing minute scale segment from 25 to 35 minutes with a separate scale swept by the extension of the minute hand on the opposite side (patent pending), stop seconds at the balance wheel rim with a pivoting fine-hair brush (patent pending), sweep minutes, off-centre hours and seconds with stop seconds, white sapphire bearing jewels
|
Strap |
alligator leather, hand-stiched
|
Strap color |
Black, Dark Brown, Blue
|
Closer |
Folding clasp, Pin buckle
|
Closer material |
750/000 gold
|
Strap Length |
XS (-1 cm), Normal, XL (+1 cm)
|