IWC, "PORTUGUESE TOURBILLON MYSTÈRE" 18K GOLD SELF-WINDING TOURBILLON WRISTWATCH WITH SMALL SECONDS AND SEVEN-DAY POWER-RESERVE, LIMITED EDITION OF 250 PIECES

IWC, "PORTUGUESE TOURBILLON MYSTÈRE"

18K GOLD SELF-WINDING TOURBILLON WRISTWATCH WITH SMALL SECONDS AND SEVEN-DAY POWER-RESERVE, LIMITED EDITION OF 250 PIECES
NO. 051/250, MANUFACTURED IN 2005

Calibre 50900, 44 jewels, monometallic screw balance, visible tourbillon regulator, central rotor with 18k gold medallion, automatic Pellaton winding system, the silvery dial with pink gold applied Arabic numerals, engine-turned subdial for small seconds, sector for the 7-day power-reserve indication, in three-part case, brushed and polished, transparent back fastened by six screws, 18k gold IWC deployant clasp, case, dial and movement signed
Diameter: 44 mm.