DE GRISOGONO INSTRUMENTO
NOVANTATRE DAY-DATE MONTH PVD
De Grisogono, Genève, "Instrumento Novantatre, case No. 029410,
Made in the 2010's.
Fine and unusual, rectangular, curved, selfwinding, PVD-coated
stainless steel wristwatch with day-date month and a PVD-coated
stainless steel De Grisogono double deployant clasp. Accompanied
by hung tag, blank guarantee, fitted box and instruction booklet.
Two-body, PVD-coated, transparent case back with 8 screws,
straight lugs, PVD-coated winding-crown, sapphire crystals.
Black, guilloche with applied big arabic numerals at 3, 9, minute
division, aperture for the large date at 12 and month at 8. White
gold dauphine hands.
Cal. based ETA, black finish, 21 jewels, straight-line lever
escapement, monometallic balance, shock absorber, self compensating
flat balance spring, micrometer regulator.