Breguet CLASSIQUE 3755 Skeleton tourbillon specifications

CLASSIQUE GRANDE COMPLICATION
OPENWORKED TOURBILLON AND PERPETUAL CALEN DAR
SPECIFICATIONS OF WAT CH
REF. 3755PR/1E/9V6

Case: round, in platinum 950 with fluted caseband.
Sapphire-crystal caseback.
Rounded horns welded to the case, with screw -pins tosecure the strap.
Water-resistant to 30 metres.
Dial: openworked in silvered 18 -carat gold.
Individually numbered and signed BREGUET.
Chapter-ring with Roman numerals, off -centred at 12 o’clock and small seconds on the tourbillon shaft at 6 o’clock.
Retrograde dates indicator at 12 o’clock.
Months and leap-years at 3 o’clock.
Day indicator at 9 o’clock.
BREGUET hands in blued-steel.
Movement: hand-wound 13½-ligne, 21-jewel,cal. 558QPSQ with tourbillon and perpetual calendar, entirely engraved by hand.
Numbered and signed BREGUET. Monometallic,
2.5Hz balance-wheel.
Adjusted in 5 positions.