Exceptional horologic works of art

Hotel Noga Hilton, Geneva, Oct 11, 2003

LOT 320

Franck Muller, Geneve, Chronographe Bi-Rétrograde "Biretro" No. 15, Ref. 7000 CC B. Produced circa 2000. Very fine and unusual, self-winding, stainless steel gentleman's wristwatch with round button bi-retrograde chronographe, register and a stainless steel Franck Muller deployant clasp.

C. three-body, polished and brushed, reeded band, sloped bezel, large concave and straight lugs with screwed bars. D. "guilloche" black with matte silver elliptic plain ring on the left for the retrograde 60 seconds, on the right for the retrograde 30-minute register in black Arabic numerals, outer 1/5th second scale with the 5 seconds in red Arabic numerals, at 6 and 12 o'clock, "guilloché" medaillons with the signature, (%)LOGO and model's name. Tritium-coated "Lozenge" blued steel hands, white for the second and minute retrograde indications and red arrow for the chronograph hand. M. mechanical with automatic winding, platinum rotor.Dial, case and movement signed.Diam. 41 mm.