Certina DS PH200M Powermatic 80vsTissot 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 PH200M Powermatic 80 at true scale

DS PH200M Powermatic 80

Tissot Seastar 1000 at true scale

Seastar 1000

Diameter

42.8mm

40mm

Lug-to-Lug

52.1mm

n/a

Thickness

11.9mm

lowest

12.5mm

Water Resistance

200m

300m

highest

Power Reserve

80h

80h

MSRP

$1,144

$875

lowest

Movement

POWERMATIC 80.611

Tissot Powermatic 80

Case

4 specs
Diameter
42.8mm
40mm
Thickness
11.9mm
12.48mm
Lug-to-Lug
52.13mm
n/a
Water Resistance
200m
300m

Crystal & Dial

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

Movement

1 specs
Caliber
POWERMATIC 80.611
Tissot Powermatic 80

Pricing

1 specs
MSRP
$1,144
$875
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Reviews

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

Certina DS PH200M Powermatic 80

The Certina DS PH200M Powermatic 80 is widely praised as an excellent value vintage-inspired dive watch, with owners and reviewers highlighting its authentic 1960s aesthetic and robust Powermatic 80.611 automatic movement with an 80-hour power reserve. Many appreciate the included straps and the Hesalite or acrylic crystal, with one owner reporting COSC-level accuracy of +/- 0 seconds per day. Some find the 42.8mm case size wears large, and the bezel action is noted as less refined than higher-end alternatives. Overall, owners and reviewers rate the Certina DS PH200M Powermatic 80 highly for its exceptional value and faithful vintage design.

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.

From video reviewers

The 80-hour power reserve from the Powermatic 80 movement is a significant strength. Reviewers did not reach a consensus on any weaknesses.