Maurice Lacroix Cal. ML 36 is a modified and updated Venus 175. It is a hand-winding column wheel chronograph movement with a 30 minute counter at 3:00 and small seconds at 9:00. Modifications by Maurice Lacroix include decoration, updating the jewel count from 17 to 23, adding a swan neck regulator and Glucydur balance wheel, Incabloc shock protection, blued screws, and two gold chatons.
Cal. ML 36 was used in the 100 piece limited-edition Masterpiece Vénus of the mid 2000s.