Manually wound mechanical movement. Caliber CH 29‑535 PS Q. Chronograph. Central chronograph hand. Instantaneous 30-minute counter. Perpetual Calendar. Day, month, leap year and day/night display in apertures. Date by hand. Seconds subdial.
Silvery opaline, gold applied hour markers. Tachymeter scale.
Yellow gold. Interchangeable full back and sapphire-crystal case back. Water resistant to 30 m. Diameter: 41 mm. Height: 12.4 mm.
Alligator leather with square scales, hand-stitched, matte chocolate brown. Fold-over clasp.