Breguet 5317 BA, 12, 9 V6 Tourbillon

Breguet Classique Grande Complication wristwatch in 18carat yellow gold, with tourbillon. Selfwinding movement engraved by hand. 5day powerreserve indicator. Running seconds on the tourbillon shaft. Compensating balance spring with Breguet overcoil. Silvered gold dial, handengraved on a rose engine. Sapphire caseback. Also in pink gold or platinum.