Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mmvsZelos Vitesse

The Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm is widely praised for its significant movement upgrade to the manual-wind Caliber 3861, its improved bracelet, and excellent on-wrist comfort. Owners appreciate its well-finished movement and overall build quality, with some finding it a relative bargain. Accuracy is reported as excellent, with one reviewer noting the watch gained only two seconds over a week. However, some find the Hesalite crystal scratches easily, and the chronograph seconds hand does not always align perfectly. A portion of owners and reviewers consider the Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm overrated and overpriced, citing its lack of applied markers, mediocre lume, and manual-winding nature as drawbacks for its price point, while others defend it based on its historical significance.

Owners widely praise the Zelos Vitesse for its stunning dial aesthetics, with specific mentions of the salmon and panda variants, and appreciate its vintage-inspired motorsport design and overall finishing for the price. Some owners find the watch sits high on the wrist and note that sub-dials can appear small. The La Joux-Perret L100 movement is reported to run around +5 seconds per day, though some owners describe a stiff, noisy winding action and sticky chronograph pushers. The screw-down crown has also been noted to feel cheap or make clicking noises. Overall, owners rate the Zelos Vitesse highly for its striking dial and value, despite some criticisms regarding case height and chronograph operation.