Side by side

Oris Aquis Pro 4000mvsSeiko Prospex Sea PADI Special Edition

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

Aquis Pro 4000m
OrisAquis Pro 4000m
MSRP $6,900
Prospex Sea PADI Special Edition
SeikoProspex Sea PADI Special Edition
MSRP $625

At a glance

19 of 29 specs differ
Diameter
Aquis Pro 4000m49.5mm
Prospex Sea PADI Special Edition43.8mm
Power Reserve
Aquis Pro 4000m120 hoursh
Prospex Sea PADI Special Edition41h
Water Resistance
Aquis Pro 4000m4,000m
Prospex Sea PADI Special Edition200m
MSRP
Aquis Pro 4000m$6,900
Prospex Sea PADI Special Edition$625

Full specifications

Case

8 specs
Diameter
49.5mm
43.8mm
Thickness
12.8mm
Lug-to-Lug
48.7mm
Lug Width
26mm
22mm
Material
Titanium
Stainless Steel
Finish
Brushed and polished
Water Resistance
4000m
200m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Indices
Applied
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
CALIBRE 400
4R35
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
41h
Jewels
21
23
Complications
Date
None

Pricing

1 specs
MSRP
$6,900
$625

Follow this matchup

Get a note when Oris Aquis Pro 4000m vs Seiko Prospex Sea PADI Special Edition gets more votes, a community discussion, or a price drop. No account needed.

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 Pro 4000m

The Oris Aquis Pro 4000m is widely acknowledged as a substantial dive tool, with reviewers and owners alike noting its impressive 49.5mm diameter and 23.4mm to 25mm thickness. Despite its size, the titanium case and comfortable rubber strap contribute to surprisingly good wearability for some, though others find its dimensions impractical for daily wear. The patented Rotation Safety System for the bezel is praised for its intelligence and functionality, while the in-house Calibre 400 movement offers a 120-hour power reserve and a 10-year warranty. One owner notes that the clasp's quick-adjust pushers can be unintentionally activated during watch removal. Overall, owners and reviewers regard the Oris Aquis Pro 4000m as a stunning, albeit chunky, tool watch whose impressive specifications are its primary draw.

Seiko Prospex Sea PADI Special Edition

The Seiko Prospex Sea PADI Special Edition is widely praised for its attractive, jewel-toned teal or emerald green dials with wave patterns and vibrant PADI color schemes. Owners and reviewers note its solid build quality, refined case, and good value, with some highlighting the laser-engraved bezel numerals and LumiBrite for legibility. The 6R55 movement offers a 72-hour power reserve, while the 6R15 provides 50 hours. Accuracy figures vary, with the 6R55 rated +25/-15 seconds per day and the 6R15 around +/- 15-25 seconds per day. Some find the lug-to-lug measurement, around 49.5mm, potentially long for smaller wrists, and one owner noted a unique case design made the watch wear top-heavy. Another owner found the finishing and bracelet design basic. Overall, owners and reviewers appreciate the Seiko Prospex Sea PADI Special Edition for its striking dial aesthetics and solid dive watch construction at its price point.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.