The Wristwatch Field Guide

Oris AquisPro Date Calibre 400

01 400 7767 7754-07 426 64BTEB

The Oris AquisPro Date Calibre 400 is a current-production diver watch with a titanium (grade undisclosed) case, finished with black dlc. At 158 g it sits among the heavier diver watches in the guide, and is priced well above the $1,199 median for the category.

All Oris watchesExotic-material diver watchesTitaniumBlackDivers
Price
$5,300
Material
Titanium
Grade / type
Titanium (grade undisclosed)
Weight
158 g (with strap)
Water resistance
1000 m
Reference
01 400 7767 7754-07 426 64BTEB
Type
Diver
Case diameter
49.5 mm
Origin
Switzerland
Movement
Automatic, in-house twin barrel
Caliber
Oris Calibre 400
Power reserve
120 hours
Complications
Date
Colour
Black
Surface treatment
Black DLC
Nickel-free
Not verified (contact-point materials not all confirmed)
Bracelet / strap
Rubber strap
Crystal
Sapphire, domed, inner AR
Display back
No
Dial
Black
Dial colours
Black
Availability
Offered
Status
Current
Not published
Thickness, Lug-to-lug, Hardness, Construction, Caseback, Matching bracelet, Lume
Medium confidence Verified Jul 2026 Source: Oris (maker product page) / WatchTime
Facts are free to cite with a link.
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Alternatives to the Oris AquisPro Date Calibre 400

Ralf Tech WRX Electric Space Millenium x CNESRalf TechWRX Electric Space Millenium x CNES$5,79047.5 mm95 gDiversame category · same style · shared complications · similar priceRalf Tech WRX Electric Galaxy Millenium x CNESRalf TechWRX Electric Galaxy Millenium x CNES$5,79047.5 mm96 gDiversame category · same style · shared complications · similar price
Bell & RossBR 03-92 Diver Bronze (Black)$4,20042.0 mmDiversame category · same style · shared complications · similar priceBell & Ross BR-03 Diver Full Lum CeramicBell & RossBR-03 Diver Full Lum Ceramic$4,60042.0 mm12 mm thickDiversame category · same style · shared complications · similar priceSeiko Prospex Marinemaster Professional 600m Titanium (SBDX067)SeikoProspex Marinemaster Professional 600m Titanium (SBDX067)$4,60045.4 mmDiversame category · same style · shared complications · similar priceSeiko Prospex Marinemaster Professional 600m Titanium (SLA081, 60th Anniversary)SeikoProspex Marinemaster Professional 600m Titanium (SLA081, 60th Anniversary)$4,60045.4 mm16 mm thick174 gDiversame category · same style · shared complications · similar price

More exotic-material watches from Oris

Oris ProPilot X Calibre 400 (Titanium)OrisProPilot X Calibre 400 (Titanium)$4,80039.0 mm93 gPilotOris AquisPro 4000m Calibre 400OrisAquisPro 4000m Calibre 400$6,50049.5 mm23.4 mm thickDiverOris Aquis Pro 1000mOrisAquis Pro 1000m$3,80049.5 mm16.6 mm thickDiverOris Big Crown ProPilot X Calibre 115 (Titanium)OrisBig Crown ProPilot X Calibre 115 (Titanium)$9,40044.0 mmPilotOris Aquis Date Titanium 43.5mmOrisAquis Date Titanium 43.5mm$2,80043.5 mm121 gDiver
OrisDivers Sixty-Five Cotton Candy (Full Bronze)$2,60038.0 mmDiver

Frequently asked questions

What is the case material of the Oris AquisPro Date Calibre 400?

The Oris AquisPro Date Calibre 400 has a titanium (grade undisclosed) case. It is recorded at medium confidence pending a maker-stated material.

What size is the Oris AquisPro Date Calibre 400?

It is 49.5 mm in diameter, and water resistant to 1000 m.

How much does the Oris AquisPro Date Calibre 400 weigh?

About 158 g (w/ strap).

How much does the Oris AquisPro Date Calibre 400 cost, and is it available?

It is current-production and lists from $5,300.

All exotic-material Oris watches · Exotic-material diver watches · All 1,957 watches

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