MAUBOUSSIN Ref R.529 N° 0389 Men's steel chronograph wristwatch, black dial, hour markers with Roman numerals, 30-minute and 12-hour totalizers, second hand at 3 o'clock, date window at 4 o'clock, skeleton caseback, self-winding mechanical movement, leather strap, signed steel double folding clasp. D. 45 x 50 mm