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Oris Aquis Date (Calibre 400) vs Omega Seamaster Diver 300M

Two respected mid-priced divers. The Aquis has a robust, angular look and a five-year warranty; the Seamaster has a co-axial movement and the wave dial.

SpecOris Aquis Date (Calibre 400)Omega Seamaster Diver 300M
Price$4,300$5,400
Case size43.5 mm41 mm
Thickness13 mm13.56 mm
Lug-to-lug49 mm49.9 mm
Case materialStainless steelStainless steel
MovementAutomaticAutomatic
CaliberOris Calibre 4008800
Power reserve120 h55 h
Water resistance300 m300 m
Introduced20241993

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