Brushed and polished stainless steel case.
Black dial with a Grand Colimaçon (snailed) finish, and a sandblasted finish for the clover leaf and square wheel.
Engraved index hour markers and power reserve indicator.
Small seconds counter at the 6 o'clock position, displayed as a square wheel using a "regulator" complication.
Maurice Lacroix ML 156 mechanical, hand-wound movement with square wheel.