Side by side

Oris Aquis Date Calibre 400vsTissot Seastar 1000

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
Seastar 1000
TissotSeastar 1000
MSRP $875

At a glance

17 of 29 specs differ
Diameter
Aquis Date Calibre 40041.5mm
Seastar 100040mm
Power Reserve
Aquis Date Calibre 400120 hoursh
Seastar 100080h
Water Resistance
Aquis Date Calibre 400300m
Seastar 1000300m
MSRP
Aquis Date Calibre 400$5,150
Seastar 1000$875

Full specifications

Case

6 specs
Diameter
41.5mm
40mm
Thickness
12.48mm
Lug-to-Lug
40mm
Lug Width
22mm
20mm
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Yes
Dial Color
Blue
Graded grey-black
Indices
Indexes
Lume
None
Super-LumiNova ®

Movement

5 specs
Caliber
CALIBRE 400
Powermatic 80
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
80h
Jewels
21
25
Complications
Date
None

Pricing

1 specs
MSRP
$5,150
$875

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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.

Tissot Seastar 1000

Owners widely praise the Tissot Seastar 1000 for its value, solid build, and 300m water resistance, with reviewers highlighting its comfortable wearability and affordable price point for a sporty diver. Some owners find the bezel difficult to use and note glare from the crystal, while others criticize the lume and bracelet quality, with one owner describing the clasp as flimsy. Accuracy figures for the quartz models are excellent, and the Powermatic 80 movement is considered reliable. Overall, owners and reviewers rate the Tissot Seastar 1000 highly for its strong value proposition as a sporty, affordable everyday watch.

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