DB27 Polo Edition
On the occasion of the De Bethune Princely Polo Cup, the Manufacture presents a limited edition of 10 pieces of the DB27. Developed exclusively for the game of polo, the DB27D Polo edition is equipped to handle all the violent shocks likely to hit its rider's wrist.
Jumping hours, minutes
Dial
Jumping hours aperture at 12 o’clock. Minutes indicator on a rotating disc.
Polished hardened steel with black extra-hard DLC treatment (5000 Vickers)–De Bethune Innovation (2015). Central pink gold medallion hand-engraved with two mallets and inlaid with a polished white gold ball. Engraved satin-brushed and blued titanium ring.
Attachments
Short floating lugs–De Bethune Patent (2006)–in hardened steel with black extra-hard DLC treatment (5000Vickers)–De Bethune Innovation (2015)
Glass
Sapphire crystal with double anti-reflective treatment, 1800 Vickers
Back
Screwed down closed back in polished, hardened steel with black extra-hard DLC treatment (5000 Vickers) De Bethune Innovation (2015)
S233D Caliber
Movement
Mechanical self-winding movement
Diameter 30 mm – 253 parts – Hand-crafted finishing and decoration.
Self-regulating twin barrel-De Bethune Innovation (2004)
Silicon and white gold balance wheel-De Bethune Patent (2010)
"De Bethune" balance-spring with flat terminal curve-De Bethune Patent (2006)
Silicon escape wheel.
Triple pare-chute shock-absorbing system-De Bethune Patent (2005)
Titanium and white gold oscillating weight.
Jewelling
43 jewels
Frequency
28’800 vibrations/hour
Power reserve
5 days
Extra-supple alligator leather, alligator lining
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