Breguet Classique 7787 7787BB/12/9V6SKU: 7787BB/12/9V6
Case in 18-carat gold with delicately fluted caseband. Sapphire-crystal caseback. 39mm diameter. Dial in “Grand Feu” enamel or silvered gold dial. Age and phases of the moon. Power reserve indication. Self-winding movement, Cal. 591DRL. 38-hour power reserve. Swiss straight-line lever escapement in silicon. Balance spring in silicon. Balance frequency 4Hz.