This 18k yellow gold Breguet Classique “Grande Complication “Tourbillion Ref:5307 is rated 9.8 out of 10. Self-winding movement. Off-centred chapter ring with roman hours. Centred minute hand. Tourbillon carriage at 6 o’clock. Small seconds on the tourbillon shaft. Silvered gold dial, hand-engraved on a rose engine. Secret signature. Sapphire caseback. Water-resistant to 3 bar ( 30 m ). Diameter : 39 mm. It comes with box and paper.