This where the flash should stand...

3657BA/12/9V6

01/09/2000

CLASSIQUE : REF. 3657BA/12/9V6Wristwatch “Grande Complication” in 18-carat yellow gold, with tourbillon. Hand-wound movement, engraved by hand. Power-reserve indicator and 24-hour time display. Small seconds on the tourbillon shaft. Compensating balance spring with Breguet overcoil. Silvered gold dial, hand-engraved on a rose engine. Sapphire caseback. Water-resistant.