44.0 mm ceramic case, 15.4 mm thick, non screw-locked crown with two gaskets, fixed bezel, blue dial, Breitling B21 (Manufacture La Joux-Perret) self-winding movement, approximately 55 hours of power reserve, blue calfskin leather strap, folding buckle. Water resistant to 10 bars.
44.0 mm ceramic case, 15.4 mm thick, non screw-locked crown with two gaskets, fixed bezel, walnut burl dial, Breitling B21 (Manufacture La Joux-Perret) self-winding movement, approximately 55 hours of power reserve, brown calfskin leather strap, folding buckle. Water resistant to 10 bars.