DB28
Maxichrono
Reference:
DB28MCTN
The chronograph, the traditional way of measuring elapsed times, joins the contemporary DB28 collection. The result is a creation that combines the old and the new in both its design and technical construction. The DB28 Maxichrono, fitted with De Bethune’s absolute clutch system, is a precise and reliable time-measuring instrument where traditional heritage and modern styling coexist in harmony to proclaim a strong identity.
functions
Hours, Minutes,Mono-pusher chronograph with 24 hours, 60 minutes, 60 seconds counters
display
Dial:
Three dimensional silver dial constructed on different levels to maximize readability. From the center to the periphery: central hours counter – hour ring – minutes ring and minutes counter – 1/10th of second graduated outer ring for seconds counter – Flame-blued, polished steel Arabic relief as hour markers
Hands:
5 curved central hands – hand-polished and flame-blued steel for hours and minutes hands and chronograph and seconds indicators – chronograph minutes indicator in rose gold
Three dimensional silver dial constructed on different levels to maximize readability. From the center to the periphery: central hours counter – hour ring – minutes ring and minutes counter – 1/10th of second graduated outer ring for seconds counter – Flame-blued, polished steel Arabic relief as hour markers
Hands:
5 curved central hands – hand-polished and flame-blued steel for hours and minutes hands and chronograph and seconds indicators – chronograph minutes indicator in rose gold
case
Mirror-polished grade 5 titanium – diameter 46 mm – thickness 11 mm
Attachments:
Short or long floating lugs in mirror-polished grade 5 titanium, De Bethune Patent (2006)
Glass:
Sapphire crystal, 1800 Vickers hardness with double anti-reflective treatment
Crown at 12 o’clock, setting in two positions
Back:
Open on the mechanism with bridges in mirror-polished grade 5 titanium and hand-polished steel parts
Sapphire crystal (hardness of 1800 Vickers) with double anti-reflective coating
Attachments:
Short or long floating lugs in mirror-polished grade 5 titanium, De Bethune Patent (2006)
Glass:
Sapphire crystal, 1800 Vickers hardness with double anti-reflective treatment
Crown at 12 o’clock, setting in two positions
Back:
Open on the mechanism with bridges in mirror-polished grade 5 titanium and hand-polished steel parts
Sapphire crystal (hardness of 1800 Vickers) with double anti-reflective coating
calibre
DB2030 calibre
Movement:
Mechanical hand-wound
Diameter 30 mm – 426 parts – Bridges mirror-polished, sandblasted and snailed by hand – Steel parts polished and chamfered by hand
- Self-regulating twin barrel, De Bethune Innovation (2004)
- Silicon annular balance encircled by a white gold ring, De Bethune Patent (2010)
- "De Bethune" balance-spring with flat terminal curve, De Bethune Patent (2006)
- Silicon escape wheel
- "De Bethune Absolute Clutch ", De Bethune Patent (2014)
Jewelling:
51 jewels
Frequency:
36,000 vibrations per hour
Power reserve:
5 days
Movement:
Mechanical hand-wound
Diameter 30 mm – 426 parts – Bridges mirror-polished, sandblasted and snailed by hand – Steel parts polished and chamfered by hand
- Self-regulating twin barrel, De Bethune Innovation (2004)
- Silicon annular balance encircled by a white gold ring, De Bethune Patent (2010)
- "De Bethune" balance-spring with flat terminal curve, De Bethune Patent (2006)
- Silicon escape wheel
- "De Bethune Absolute Clutch ", De Bethune Patent (2014)
Jewelling:
51 jewels
Frequency:
36,000 vibrations per hour
Power reserve:
5 days
strap
Extra-supple alligator leather, alligator lining
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