The MB&F Horological Machine N°10 'Bulldog' was introduced in 2020. Its looks are said to be inspired by the British Bulldog; time is indicated on two eyes; jaws feature as power reserve indicator; it is fastened to the wrist by four legs. In total, the case measures 54mm × 45mm × 24mm.Reference 100.RL.B has a red gold and titanium case.