As an authentic replica of an aircraft cockpit watch this watch is an instrument for professional use and is primarily a purpose-built watch, designed by engineers at Bell & Ross especially for aviation pilots. In addition, it strictly followes the four basic principles of this manufacturer: readability, functionality, precision and water resistance.
This is about a whole series of ten or more variants that differ in color from case (silver, gold, black) and dial (white, black, or blue with orange numerals) to different gem studded versions.
Precision setting in 4 positions (tolerance of 0/+ 10 seconds per day)
Case:
Stainless steel, polished/satin-finished, or peened steel, surface black "vacuum carbon" look or red gold with black steel (surface in "vacuum carbon" look)