Reference:

• 3797BR/1E/9WU Rose gold
• 3797PT/1E/9WU platinum

Movement:

• Manual winding movement Cal. 558QP2. 18,000 A/h
• Tourbillon
• Perpetual calendar
• Breguet hairspring
• 21 jewels
• Numbered
• 14½ ligne
• Power reserve 50 h

Case:

• 18 ct rose gold or platinum with a finely fluted caseband
• Ø 41 mm
• Sapphire crystal
• Sapphire crystal caseback
• Waterproof to 3 bar

Dial:

• 18 ct gold or platinum, silvered and engine-turned in four different patterns
• Individually numbered
• Hours chapter with Roman numerals on a sapphire disc
• Breguet hands in blued steel with openworked «Pomme» tip

Functions:

• Hours, minutes
• Indication of the small seconds on the Tourbillon axis
• Retrogradesdate
• Retrograde date indication at 12 o'clock
• Days at 9 o'clock, and months and leap years at 3 o'clock

Wristband:

• Leather with triple-blade folding clasp