DB251
de_bethune
DB25QPRS1
| Brand : | De Bethune |
| Collection : | DB25 |
| Model : | DB25 QP |
| Reference : | DB25QPRS1 |
| Complement : | Pink Gold - Alligator Bracelet |
| On sale : | 2011 |
| Brand : | De Bethune |
| Collection : | DB25 |
| Model : | DB25 QP |
| Reference : | DB25QPRS1 |
| Complement : | Pink Gold - Alligator Bracelet |
| On sale : | 2011 |
| List Price : | 126 500 € |
| Diameter : | 44 mm |
| Thickness : | 12.50 mm |
| Styles : | Atypical Classical |
| Types : | Self-winding |
| Calibre : | DB 2324 QP |
| Calibre distinction : | Hand decorated Circular Graining Côtes De Bethune |
| Complication : | Perpetual Calendar Astronomical Moon Phases |
| Case material : | Pink gold |
| Case peculiarity : | Screwed-down crown Traitement antireflet Sapphire caseback |
| Shape : | Round |
| Dial : | Hand engraved |
| Dial color : | Silver |
| Display : | Blued steel hands |
| Indexes : | Roman numerals Railroad |
| Glass : | Sapphire Antireflective coating |
| Strap material : | Alligator leather |
| Strap color : | Black |
| Strap clasp : | Pin buckle |
| + More characteristics : | Movement 420 components Jewelling: 47 Frequency: 28.800 vibrations per hour Power reserve: 5-day power reserve Hand-decorated with circular-grained. snailed. chamfered and polished steel parts Self-regulating twin barrel* - The barrels are specifically designed to decrease friction and efficiently transmit a maximum of energy Titanium/platinum balance wheel - balance spring with flat terminal curve*- Its exceptional lightness enables this balance wheel to reduce mechanical friction and deliver an ideal inertia/mass ratio. The principle of the flat end curve. placed on the same level as the balance-spring. compensates for off-centering and facilitates its fastening Triple pare-chute shock-absorbing system * which reduces potential disturbances due to impacts to an absolute minimum and protects the balance-spring pivots Titanium/platinum oscillating weight * secured by a central shock-absorbing system device with 4 small spring feet and 12 jewels maintains the smooth motion of the rotor. In case of substantial or repeated impacts. the spring feet of the shock-absorber may be deformed along several axes. therefore avoiding any damage to the oscillating weight itself Exclusive three-dimensional moon-phase indication * - by means of a platinum and blued steel sphere revolving on its axis and accurate to within one day every 122 years Functions Hours. minutes. date at 6 o'clock. perpetual calendar indicating days at 9 o’clock. months at 3 o’clock De Bethune spherical moon-phase and leap-year indicator subdial at 12 o’cloc Case Attachment: hollowed lugs Crystal: Sapphire crystal. 1800 Vickers hardness with double anti‐reflective treatment Crown: Setting in three positions at 3 o’clock Back: Open with sapphire crystal. 1800 Vickers hardness with double anti-reflective treatment Dial Silver-toned hand-guilloché dial with apertures indicating days of the week and months. subdial indicating days of the month at 6 o'clock De Bethune star-studded sky in flame-blued steel with gold stars Hands: Hand-polished flame-blued steel Strap Extra-supple alligator leather with pin buckle * Patents and innovations by the Manufacture De Bethune |
| Brand : | De Bethune |
| Collection : | DB25 |
| Model : | DB25 QP |
| Reference : | DB25QPRS1 |
| Complement : | Pink Gold - Alligator Bracelet |
| On sale : | 2011 |
| List Price : | 126 500 € |
| Diameter : | 44 mm |
| Thickness : | 12.50 mm |
| Styles : | Atypical Classical |
| Types : | Self-winding |
| Calibre : | DB 2324 QP |
| Calibre distinction : | Hand decorated Circular Graining Côtes De Bethune |
| Complication : | Perpetual Calendar Astronomical Moon Phases |
| Case material : | Pink gold |
| Case peculiarity : | Screwed-down crown Traitement antireflet Sapphire caseback |
| Shape : | Round |
| Dial : | Hand engraved |
| Dial color : | Silver |
| Display : | Blued steel hands |
| Indexes : | Roman numerals Railroad |
| Glass : | Sapphire Antireflective coating |
| Strap material : | Alligator leather |
| Strap color : | Black |
| Strap clasp : | Pin buckle |
| More characteristics : | Movement 420 components Jewelling: 47 Frequency: 28.800 vibrations per hour Power reserve: 5-day power reserve Hand-decorated with circular-grained. snailed. chamfered and polished steel parts Self-regulating twin barrel* - The barrels are specifically designed to decrease friction and efficiently transmit a maximum of energy Titanium/platinum balance wheel - balance spring with flat terminal curve*- Its exceptional lightness enables this balance wheel to reduce mechanical friction and deliver an ideal inertia/mass ratio. The principle of the flat end curve. placed on the same level as the balance-spring. compensates for off-centering and facilitates its fastening Triple pare-chute shock-absorbing system * which reduces potential disturbances due to impacts to an absolute minimum and protects the balance-spring pivots Titanium/platinum oscillating weight * secured by a central shock-absorbing system device with 4 small spring feet and 12 jewels maintains the smooth motion of the rotor. In case of substantial or repeated impacts. the spring feet of the shock-absorber may be deformed along several axes. therefore avoiding any damage to the oscillating weight itself Exclusive three-dimensional moon-phase indication * - by means of a platinum and blued steel sphere revolving on its axis and accurate to within one day every 122 years Functions Hours. minutes. date at 6 o'clock. perpetual calendar indicating days at 9 o’clock. months at 3 o’clock De Bethune spherical moon-phase and leap-year indicator subdial at 12 o’cloc Case Attachment: hollowed lugs Crystal: Sapphire crystal. 1800 Vickers hardness with double anti‐reflective treatment Crown: Setting in three positions at 3 o’clock Back: Open with sapphire crystal. 1800 Vickers hardness with double anti-reflective treatment Dial Silver-toned hand-guilloché dial with apertures indicating days of the week and months. subdial indicating days of the month at 6 o'clock De Bethune star-studded sky in flame-blued steel with gold stars Hands: Hand-polished flame-blued steel Strap Extra-supple alligator leather with pin buckle * Patents and innovations by the Manufacture De Bethune |