Case in 18-carat white gold with a delicately fluted caseband. Bezel and lugs set with 66 brilliant-cut diamonds (approx. 1.04 cts). Sapphire-crystal caseback. 30mm diameter. Welded lugs with screw bars. Water-resistant to 3 bar (30m). Dial in “grand feu” enamel. Individually numbered and signed Breguet. Hours chapter with Arabic numerals. Moon-age and -phase indicator, plus small seconds at 6 o’clock. Breguet open-tipped hands in blued steel. Self-winding movement, numbered and signed Breguet. Cal. 537L. 83/4 lignes. 26 jewels. 45 hours power reserve. In-line Swiss lever escapement in silicon. Silicon balance-spring. Balance frequency 3.5Hz. Adjusted in 6 positions. Leather strap.
Also available in 18-carat rose gold: Reference 9088BR/29/964 DD0D Also available in a non-gem-set version: Reference 9087BB/29/964 Also available with dial in natural, engine-turned mother-of-pearl: Reference 9088BB/52/964 DD0D