The Oris Aquis Date Caliber 400 men's watch sets a new standard: the Oris series is designed in-house by the Swiss brand's expert engineers and features high levels of anti-magnetism, 5-day power reserve and 10-year warranty.
The watch comes with a 41.50 mm steel case and a case back with a visible movement. Its blue dial is "covered" by a sapphire crystal; the water resistance of this model is 30 atm.

- CASE: Oris Aquis, 41.50 mm, 1.634 inches, Stainless steel
- MATERIAL: Multi-piece stainless steel case, ceramic minutes scale top ring
- SIZE: 41.50 mm, 1.634 inches
- TOP GLASS: Sapphire, domed on both sides, anti-reflective coating inside
- CASE BACK: Stainless steel, screwed, see-through sapphire glass
- OPERATING DEVICES: Stainless steel screw-in security crown
- WATER RESISTANCE: 30 bar
- INTERHORN WIDTH 22 mm

- MOVEMENT: Automatic winding date developed by Oris
- NUMBER: Oris 400
- DIMENSIONS: Ø 30.00 mm, 13 1/4’’’
- FUNCTIONS: Centre hands for hours, minutes and seconds, date window, instantaneous date, date corrector, fine timing device and stop-second
- WINDING: Automatic winding
- POWER-RESERVE: 120 hrs
- VIBRATIONS: 28’800 A/h, 4 Hz
- JEWELS: 21

- DIAL: Blue
- MATERIAL: Blue dial
- LUMINOUS MATERIAL: Indices and hands Superluminova BG W9

- STRAP/BRACELET: Stainless steel
- MATERIAL: Multi-piece stainless steel metal bracelet, security folding clasp with extension