Side by side

Oris Aquis Date Calibre 400vsMonta Oceanking

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Aquis Date Calibre 400
OrisAquis Date Calibre 400
MSRP $5,150
Oceanking
MontaOceanking
MSRP $2,550

At a glance

15 of 29 specs differ
Diameter
Aquis Date Calibre 40041.5mm
Oceanking40mm
Power Reserve
Aquis Date Calibre 400120 hoursh
Oceanking40h
Water Resistance
Aquis Date Calibre 400300m
Oceanking305m
MSRP
Aquis Date Calibre 400$5,150
Oceanking$2,550

Full specifications

Case

6 specs
Diameter
41.5mm
40mm
Lug-to-Lug
48mm
Lug Width
22mm
Finish
Brushed and polished
Water Resistance
300m
305m
Caseback
Solid

Crystal & Dial

3 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Indices
Applied

Movement

5 specs
Caliber
CALIBRE 400
Monta M-22
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
40h
Jewels
21
25
Complications
Date
None

Pricing

1 specs
MSRP
$5,150
$2,550

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Oris Aquis Date Calibre 400

The Oris Aquis Date Calibre 400 is widely lauded for its exclusive in-house movement, offering a five-day power reserve, 10-year warranty, and 10-year service interval. Reviewers and owners praise its impressive accuracy, with figures ranging from under a second per day to seven seconds fast per day. The watch features a refined case with slimmer lugs and an updated dial for improved ergonomics, a patented quick-change system for straps, and a smooth, precise bezel action. Some find the dial can be shiny with glare from the domed crystal. Overall, owners and reviewers rate the Oris Aquis Date Calibre 400 highly for its significant advancements in mechanical watchmaking and value proposition.

Monta Oceanking

Owners and reviewers widely praise the Monta Oceanking for its refined aesthetics, excellent fit and finish for its price point, and comfortable, supple bracelet with a micro-adjustment clasp. The watch features a legible dial with enlarged luminous markers and hands, a well-done glossy and deep bezel, and a svelte sub-41mm case with a shorter lug-to-lug. Some owners note minor gripes with bezel alignment and movement accuracy, while one reviewer found the tapering crown tricky to grip and the bezel had slight play. The Sellita SW300 movement provides a power reserve of either 42 or 56 hours, depending on the source, and the watch includes a date at six o'clock. Overall, owners and reviewers rate the Monta Oceanking highly for its comfortable wearability and tool-focused, sportier stance.

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