Side by side

Tissot Seastar 1000vsTimefactors Speedbird GMT

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

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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.

Tissot Seastar 1000

Owners widely praise the Tissot Seastar 1000 for its 300m water resistance, 80-hour power reserve, and Swiss movement at its price point, with some highlighting its comfortable, sporty feel and great case/dial ratio. However, community members are split on its proportions, with some finding the indices small and the hands and bezel ill-proportioned, while others note the quartz models offer good value with solid build. The lume is described as unremarkable and not long-lasting, and the bracelet clasp on quartz models is considered flimsy by one owner. On balance, owners and reviewers appreciate the Tissot Seastar 1000 for its robust specifications and value, particularly its impressive water resistance and power reserve.

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.

Timefactors Speedbird GMT

Owners widely praise the Timefactors Speedbird GMT for its quality and value, with many appreciating its 36mm case size for wearability and its surprisingly good bracelet. Some owners note the GMT function is on an inner ring, and one owner found the date wheel sunken. The watch is noted for its classic aesthetic and is considered a good value, though purchasing requires patience due to limited order windows. Overall, owners rate the Timefactors Speedbird GMT highly for its wearability and value at the price point.

At a glance

11 of 29 specs differ
Diameter
Seastar 100036mm
Speedbird GMT36mm
Power Reserve
Seastar 1000
Speedbird GMT
Water Resistance
Seastar 1000300m
Speedbird GMT100m
MSRP
Seastar 1000$515
Speedbird GMT$315

Full specifications

Case

4 specs
Category
Diver
Thickness
9.67mm
11.6mm
Lug-to-Lug
36mm
42.5mm
Water Resistance
300m
100m

Crystal & Dial

4 specs
AR Coating
Yes
Dial Color
White
Black
Indices
Indexes
Lume
Super-LumiNova ®
Super Luminova X1 C3

Movement

2 specs
Caliber
Ronda 515
Power Reserve
0h

Pricing

1 specs
MSRP
$515
$315
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