This new model by replica Franck Muller has a 44 x 53.7 mm sapphire crystal case, also equipped with a skeletonized manual winding mechanical movement, caliber FM 1740-VS (dimensions 37.05 x 40.20 mm, thickness 6 mm, 175 components, 21 jewels, 18,000 vibrations / hour, 7-day power reserve, double barrel). Sapphire is a very difficult material to model, and it requires very specific skills. The anodized aluminum bridges have been colored, and thanks to the use of sapphire for the case, the movement can be observed from all angles. The luminescent baton hands are also colored, and the continuous seconds counter is located at 6. The alligator strap is combined with a steel pin buckle replica watches uk.