Case in 18-carat rose gold with a finely fluted caseband. Sapphire-crystal caseback. 42mm diameter. Welded lugs with screw bars. Water resistant to 3 bar (30m).
Dial in 18-carat gold, silvered and engine-turned in four different patterns. Individually numbered and signed BREGUET. Hours chapter with Roman numerals. Breguet open-tipped hands in polished steel.
Self-winding extra-thin tourbillon movement. Small seconds on the tourbillon. Numbered and signed BREGUET. Cal. 581DR, 16 lignes, 42 jewels. Power reserve of 80 hours with an indicator at 8:30. Barrel on roller bearings. Lateral lever escapement in silicon and anti-magnetic steel. Silicon balance spring. 4Hz frequency. Adjusted in six positions.
Leather strap with a triple-blade folding clasp.
Also available in a platinum case: reference 5377PT/12/9WU.
|Material :||Pink gold Platinum|
|Case thickness (mm) :||7.00|
|Case dimension (mm) H :||42.00|
|Water (m) :||30|
|Powers (hours) :||80|
|Frequency (Hz) :||4.0|
|Escapement :||Swiss straight line lever|
|Balance-spring :||Flat / Silicon|