宝玑7227,45石,10赫兹
Technical Specifications
Classique Chronometrie, Ref. 7727
Case 18-carat rose gold with fine fluting on the caseband. Sapphire-crystal caseback. 41 mm diameter. Welded lugs. Water resistant to 3 bar (30 m)
Dial: 18-carat silvered gold, engine-turned by hand in six different patterns. Individually numbered and signed BREGUET. Off-centre chapter ring with Roman numerals. Power-reserve indicator at 5 o'clock. Small seconds at 12 o'clock. Silicon hand indicating tenths of a second at 1 o'clock. Open-tipped Breguet hands in polished steel.
Movement: Cal. 574 DR, hand-wounded numbered and signed BREGUET. 14 lignes. 45 jewels. 60-hour power-reserve indicator at 5 o'clock. In-line Swiss lever escapement in silicon. Silicon balance-spring. 10 Hz frequency. Adjusted in 6 positions.
Strap: Leather strap.
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