Characteristics: matt titanium barrel guilloché with a border on the sides and engraved with the Breguet signature. Rings in 18-carat white gold. Central ring in 18-carat white gold, hand-guilloché in ‘flutings’ and ‘border’ style. Matt titanium cap guilloché with a border on the sides and engraved with the Breguet signature. Clip in 18-carat white gold in the shape of a Breguet ‘open-tipped’ hand. Also available in rose gold: reference WI05TR07F. Writing system: convertible ballpoint, rollerball and felt pen. Accessories: blue and black refills for ballpoint, blue and black refills for rollerball and blue and black refills for felt pen. Leather case for two pens. Lacquered wooden marquetry case.