From there, Vacheron started sketching out what these watches might look like. As you can see here, there are a few different iterations, but
link the sketch marked "Project B" is what will go on to become the final watch. A this stage, the
link crown the still on the right side of the case and the repeater
link slide is still on the right side of the case, but the calendar indicators are clearly visible in their final (or final-ish) positions.