De Bethune DB25 Moon Phase Silver-toned Hand-Guilloche

    Encapsulated in precious materials, an incomparable understanding of the past and present of watchmaking inhabits this radiant piece. Life vibrates everywhere, revealed by the games of light and the purity of its architecture. Roundness, depth and textures collaborate to set the scene of time with an absolute clarity. Resurrected from the past and transposed into modern days, a spherical moon sits among gold stars, crowning this bright theater.

    Function : Hours, Minutes, Spherical moon phase indication at 12 o’clock, Power reserve situated on the back
    Dial : Silver-toned hand-guilloché, with 12 radiating sectors – De Bethune star-studded sky in mirror polished Flame-blued steel set with yellow gold stars with spherical moon-phase indicator in palladium and flame-blued steel at 12 o’clock
    Hands : Curved in hand-polished flame-blued steel
    Case : White gold – diameter 44 mm – thickness 11,2 mm
    Attachments : Integrated, hollowed lugs
    Glass : Sapphire crystal, 1800 Vickers hardness with double anti-reflective treatment Crown at 3 o’clock, setting in three positions
    Back : Open back in polished white gold and linear power reserve on the back Sapphire crystal (1800 Vickers hardness) with double anti-reflective coating
    Movement : Diameter 30 mm – 305 parts – Silver plate and barrel bridge cover adorned with "Côtes De Bethune"– Hand-snailed barrels – Hand-polished, chamfered steel parts - Self-regulating twin barrel, De Bethune Innovation (2004)
    - Titanium and platinum balance wheel with blom studs, De Bethune Patent (2008) - "De Bethune" balance-spring with flat terminal curve De Bethune Patent (2006) - Silicon escape wheel - Spherical moon phase indication accurate to a degree of one lunar day every 122 years,De Bethune Patent (2004) - Triple pare-chute shock-absorbing system De Bethune Innovation (2005)
    Jewelling : 29 jewels
    Frequency : 28,800 vibrations per hour
    Power reserve : 6 Days
    Strap : Extra-supple alligator leather, alligator lining