Certina DS-7 QuartzvsTissot Seastar 1000

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Certina DS-7 Quartz at true scale

DS-7 Quartz

Tissot Seastar 1000 at true scale

Seastar 1000

Diameter

39mm

36mm

Lug-to-Lug

46mm

n/a

Thickness

9.7mm

9.7mm

lowest

Water Resistance

100m

300m

highest

MSRP

$532

$515

lowest

Movement

F06.412

Quartz

Case

6 specs
Category
n/a
Diver
Diameter
39mm
36mm
Thickness
9.72mm
9.67mm
Lug-to-Lug
46mm
n/a
Lug Width
10mm
18mm
Water Resistance
100m
300m

Crystal & Dial

4 specs
AR Coating
n/a
Yes
Dial Color
n/a
White
Indices
n/a
Indexes
Lume
None
Super-LumiNova ®

Movement

1 specs
Caliber
F06.412
n/a

Pricing

1 specs
MSRP
$532
$515
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Reviews

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

Certina DS-7 Quartz

Owners widely praise the Certina DS-7 Quartz for its excellent case finishing and comfortable 39mm wearability, with some preferring its wrist presence over other integrated bracelet watches. The green dial is a particular highlight for one owner. The Certina DS-7 Quartz features a quartz movement and 100m water resistance. On balance, owners and reviewers rate the Certina DS-7 Quartz highly for its refined finishing and comfortable proportions at its price point.

Tissot Seastar 1000

Owners praise the Tissot Seastar 1000 for its 300m water resistance and Swiss quartz movement at its price point, with some highlighting its solid build and value. However, criticisms include ill-proportioned hands and indices, a bezel that can be hard to read, and unremarkable lume. Some owners find the bracelet clasp flimsy, and the lack of anti-reflective coating causes glare. Overall, owners rate the Tissot Seastar 1000 well for its robust water resistance and value proposition in a Swiss quartz package.

From video reviewers

The Powermatic 80 movement with its 80-hour power reserve is a shared strength. Reviewers also agree that the 40mm case size significantly improves wearability.