These two watches are what are known as “destro” style (Italian word), meaning that the crown and chronograph pushers are located on the left side of the case (usually they are on the right side) which makes the watches are suitable for a left-hander to wear on his right wrist.
Zenith “Captain Chronograph”Unique Piece42mm gold case, automatic mechanical El Primero 400B chronograph caliber
Zenith “Pilot Chronograph”Unique Piece42mm stainless steel case, inverted bezel, automatic mechanical El Primero 4002 chronograph caliber