Oris Aquis Date Calibre 400vsHELM Vanuatu Titanium

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Aquis Date Calibre 400

Vanuatu Titanium
Diameter
41.5mm
42mm
Lug-to-Lug
n/a
50mm
Thickness
n/a
14mm
Water Resistance
300m
300m
Power Reserve
120h
highest
40h
MSRP
$5,150
$350
lowest
Movement
Oris Calibre 400
Seiko NH35
Case
6 specsCrystal & Dial
5 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners and reviewers widely praise the Oris Aquis Date Calibre 400 for its exclusive in-house Calibre 400 movement, which offers a five-day power reserve, impressive accuracy, and a 10-year warranty. The 41.5mm steel case is considered universally appealing, and the watch features a refined bezel and dial markers for improved ergonomics. Some reviewers note the dial can be shiny with glare from the domed crystal, and one owner reported their watch running 7 seconds fast per day after a few months. Overall, owners and reviewers rate the Oris Aquis Date Calibre 400 highly for its in-house movement and wearability at its price point.
The 5-day power reserve of the Calibre 400 movement is a significant strength. No shared weaknesses were identified.
The HELM Vanuatu Titanium is widely praised for its lightweight titanium construction, brushed gunmetal finish, simple and legible design, excellent lume, and drilled lugs, representing strong value at $300. Owners report that the unhardened titanium scratches easily, and some find the 42mm case too large for smaller wrists, while long waiting lists are also a notable drawback. Some owners express a preference for Miyota 9x movements over the Seiko NH series. Overall, owners rate the HELM Vanuatu Titanium highly for its titanium build and excellent lume at the price point.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.








