Tissot Seastar 1000 GMTvsLongines HydroConquest GMT

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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.

Tissot Seastar 1000 GMT at true scale

Seastar 1000 GMT

Longines HydroConquest GMT at true scale

HydroConquest GMT

Diameter

40mm

43mm

Lug-to-Lug

n/a

52mm

Thickness

11.8mm

lowest

12.9mm

Water Resistance

300m

300m

Power Reserve

n/a

72h

MSRP

$575

lowest

$3,350

Movement

11.5'

L844.5

Case

4 specs
Diameter
40mm
43mm
Thickness
11.77mm
12.9mm
Lug-to-Lug
n/a
52mm
Lug Width
20mm
22mm

Crystal & Dial

3 specs
Dial Color
Black
Green
Indices
Indexes
n/a
Lume
Super-LumiNova ®
None

Movement

3 specs
Caliber
11.5'
L844.5
Type
Quartz
Automatic
Power Reserve
0h
72h

Pricing

1 specs
MSRP
$575
$3,350
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Reviews

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

Tissot Seastar 1000 GMT

Owners widely praise the Tissot Seastar 1000 GMT for its sapphire crystal, improved finishing, and GMT complication, with one owner expressing deep satisfaction. A potential drawback noted by the community is that Swiss quartz movements, unlike some Japanese counterparts, may exhibit second hands that do not precisely align with dial markers. On balance, owners rate the Tissot Seastar 1000 GMT highly for its build quality and useful GMT function at its price point.

Longines HydroConquest GMT

The Longines HYDROCONQUEST GMT is widely praised for its excellent finishing, with one owner comparing it to a Submariner, and its classy blue sunburst dial. Some owners find the round markers at 6 and 9 disrupt dial symmetry, while others appreciate this design as a unique feature. The watch is considered a practical combination for travelers and divers, offering good value compared to pricier alternatives. Minor criticisms include the tiny GMT text beneath the hour markers being difficult to read at a glance, no quick date adjust feature, a mismatched date wheel color on some dial variants, and a sharp feeling on the bracelet's clasp. Overall, owners rate the Longines HYDROCONQUEST GMT highly for its robust build and practical GMT functionality at its price point.

From video reviewers

The exclusive traveler's GMT movement is a significant strength. Reviewers noted the value proposition rivals higher-priced competitors. Areas for improvement were mentioned but not detailed.