Oris Aquis Aquis Date Calibre 400 43.5 Stainless Steel / Blue / Rubber

Reference 01 400 7790 4135-07 4 23 45EB

Oris Aquis Date Calibre 400 43.5 Stainless Steel / Blue / Rubber

About this watch

The Oris Aquis Date Calibre 400 is a masterpiece of engineering and design, balancing functionality with style. This stunning piece embodies the spirit of exploration and showcases exquisite craftsmanship. With its sleek blue dial and robust stainless-steel construction, this watch is designed for both adventurous divers and sophisticated watch enthusiasts. The Oris Caliber 400 movement guarantees accurate timekeeping with its frequency of 28,800 vibrations per hour and 21 jewels. Its five-day power reserve is a standout feature, allowing you to leave your watch unworn for days without worrying about it stopping. With a water resistance of up to 300 meters and a durable rubber strap, this watch is perfect for both underwater exploration and everyday use. Whether you're an experienced diver or a watch collector, the Oris Aquis Date Calibre 400 is a statement piece that reflects a lifestyle of adventure and sophistication.

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Key Features

43.5 mm stainless steel case
Sapphire crystal glass
Rotating ceramic bezel with 0-60 scale
Five-day power reserve
Water resistance up to 300 meters (30 ATM)
Durable rubber strap

Specifications

Brand

Oris

Family

Aquis

Model

Aquis Date Calibre 400 43.5 Stainless Steel / Blue / Rubber

Reference

01 400 7790 4135-07 4 23 45EB

Movement

oris-400

Movement Features

Hours, Minutes, Seconds
Date

Case

43.5mm

Dial Color

Blue

Crystal

Sapphire

Water Resistance

300

Current Listings

Oris Aquis 41.5mm Hulk Green - Brand New - Sized, Unworn (took delivery today) - $1400 shipped CONUS

Oris - Aquis 41.5mm Hulk Green · $1,400

This Oris Aquis is a brand new Hulk Green watch that was purchased from WatchMaxx on eBay and features a stunning rich green color.

Condition: Brand new, sized but eligible for return was lost due to sizing
Size: 41.5mm diameter
Wrist size compatibility: 7.5 inch wrist

Posted at

Feb 4, 2026, 7:57 PM

Active

View listing on r/WatchExchange

Oris Aquis Date 39.5 - Mint Green - Bracelet

Oris - 01 733 7732 4137 · $1,100

A beautiful Oris Aquis Date 39.5 with a mint green dial that phases from light green to grey, sapphire case back, and a robust movement.

Condition: Normal wear and tear, one slightly deeper scratch on the left side of the case
Bracelet type: Tungsten bracelet
Case material: Sapphire
Movement: Robust movement

Posted at

Feb 4, 2026, 6:44 PM

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View listing on r/WatchExchange

Oris Aquis grape final reduction

Oris - Aquis · $900

a Oris Aquis watch being sold, comes with accessories as seen in photos

Price reduction reason: seller needing to sell
Includes all accessories seen in photos: true

Posted at

Feb 2, 2026, 1:32 PM

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Oris Aquis Cal. 400 on rubber - Under warranty until 2032 - $1250

Oris - Aquis Cal. 400 · $1,250

The seller is listing a pre-owned Oris Aquis Cal. 400 on rubber, which was recently purchased from Topper Jewelers. The watch is in excellent condition with some minor hairline marks on the polished surfaces and has been worn for about a month.

Condition: Excellent condition, some hairline marks on the polished surfaces
Case diameter: 43.5mm
Dial color: Blue
Bezel color: Blue

Posted at

Feb 2, 2026, 10:43 AM

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Oris Aquis Source Of Life LE, Full Kit

Oris - 01 733 7730 4125-Set RS · $1,400

This Oris Aquis Source Of Life Limited Edition features a unique teal/blue dial paired with a tungsten bezel. The watch is in good condition, keeping good time at about -3 s/day.

Condition: Good preowned condition, with minor marks on one lug
Movement: Automatic
Water resistance: 300m

Posted at

Jan 31, 2026, 1:34 PM

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