DB EIGHT

DB Eight

Ref: DB8RETIS1

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The DB Eight marks the debut of De Bethune’s 31st in-house calibre, underscoring the brand’s unwavering commitment to horological excellence. This new model introduces an evolved approach to the monopusher chronograph, seamlessly blending sleek design with a sophisticated calibre that features a column wheel and an instantaneous minute counter. It represents a refined exploration of this complication, highlighting both technical innovation and the artistry of De Bethune.

Functions

Hours, Minutes, Monopusher Chronograph with 60 second counter, Instantaneous 60 min counter

Case


Material

Polished grade 5 titanium

Diameter

42.4 mm

Thickness

9.2 mm

LugS

Ogival lugs

Crystal

Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating

Open back

Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating

Calibre DB3000


TYPE

Mechanical manual-winding calibre

POWER RESERVE

60 hours

Technical features

  • Titanium balance wheel with white gold inserts, optimized for temperature differences and air penetration, De Bethune Patent (2016)
  • “De Bethune” balance-spring with flat terminal curve , De Bethune Patent (2006)
  • Silicon escape wheel

Display


DIAL

  • Silver, radiating guilloche 12 sectors.
  • Blue arabic numbers.
  • Indication of the 60-minute counter by a silvered barley grain engine-turned sub-dial at 6 o’clock.

HANDS

Hour, minute, seconds and minute counter hands in blued polished titanium

Specifications

Watch

Case

Material

Polished grade 5 titanium

Diameter

42.4 mm

Thickness

9.2 mm

Lugs

Ogival lugs

Crystal

Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating

Open back

Sapphire crystal (1800 Vickers hardness), with double anti-reflective coating

Display

Dial

Silver, radiating guilloche 12 sectors. Blue arabic numbers. Indication of the 60-minute counter by a silvered barley grain engine-turned sub-dial at 6 o’clock.

Hand

Hour, minute, seconds and minute counter hands in blued polished titanium

Calibre

TYPE

Mechanical manual-winding calibre

POWER RESERVE

60 hours

Number of parts

281

Jewelling

31 jewels

Diameter

30mm

Frequency

28’800 vibrations per hour

Adornment

  • All steels are hand-beveled and polished
  • Chromium-plated steel chronograph bridges with drawn lines
  • Hand-snailed barrels
  • Handmade finishing decorations

Technical features

  • Titanium balance wheel with white gold inserts, optimized for temperature differences and air penetration, De Bethune Patent (2016)
  • “De Bethune” balance-spring with flat terminal curve , De Bethune Patent (2006)
  • Silicon escape wheel
Resources

Technical Description

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