Oris Aquis Date Calibre 400 41.5mm Bi-Color (Blue)

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  • Regular price $4,400.00

The Aquis Date Calibre 400 41.5 mm, our hugely wearable diver’s watch, returns with two new executions enriched with a touch of solid gold. This deep blue versions has an 18-karat gold finish to the outer edge of its uni-directional rotating bezels, and gold colored hands and indexes.

Oris’s engineers developed Calibre 400 to meet the demands of today’s watch wearer. It makes three key performance promises:
  • A 10-year warranty: A modern luxury watch should be reliable. Any Oris watch carrying Calibre 400 is guaranteed for 10 years when you register it at MyOris.
  • Five-day power reserve: For many reasons, you may not wear a mechanical watch every day. Calibre 400 has a five-day power reserve so it’s ready to go when you are.
  • Anti-magnetic: Calibre 400 has more than 30 anti-magnetic components and exceeds the norms required by the ISO 764 enhanced anti-magnetic standard.


Multi-piece stainless steel case, uni-directional rotating bezel with 18-carat gold edge and blue ceramic insert

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 mineral glass

Operating devices Stainless steel screw-in security crown

Water resistance 30 bar (300 m)

Interhorn width 22 mm


Number Oris Calibre 400

Dimensions Ø 30.00 mm, 13 1/4’’’

Functions Hours, minutes and central sweep seconds hands, date with quick setting, stop second device, date window at 6 o’clock

Accuracy -3/+5 seconds a day (within COSC tolerances)

Extra features

Highly anti-magnetic



Power reserve 120 hours

Vibrations 4 Hz (28’800 A/h)

Jewels 21

Dial Design Blue

Luminous material Super-LumiNova Indices Applied


Choose from:

Multi-piece stainless steel metal bracelet with folding clasp with extension and quick strap change or  Blue rubber strap, stainless steel security folding clasp with extension


Extended to 10 years with MyOris sign-up. Applies to watch and movement. 10-year recommended service intervals.