Side by side

Bremont ionBirdvsTissot Seastar 1000 GMT

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

ionBird
BremontionBird
MSRP $5,800
Seastar 1000 GMT
TissotSeastar 1000 GMT
MSRP $575

At a glance

12 of 29 specs differ
Diameter
ionBird43mm
Seastar 1000 GMT40mm
Power Reserve
ionBird40h
Seastar 1000 GMT40h
Water Resistance
ionBird
Seastar 1000 GMT300m
MSRP
ionBird$5,800
Seastar 1000 GMT$575

Full specifications

Case

7 specs
Category
Pilot
Diver
Diameter
43mm
40mm
Thickness
11.77mm
Lug-to-Lug
40mm
Lug Width
20mm
Material
Titanium
Stainless Steel
Water Resistance
300m

Crystal & Dial

3 specs
Dial Color
Regular length (15cm - 19cm wrist size)
Black
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

1 specs
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$5,800
$575

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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.

Bremont ionBird

Owners report the Bremont ionBird is overpriced and features a printed dial with a poorly placed date window at 4:30, which some find visually disruptive. However, some owners suggest its case finishing is superior to competitors. The 43mm titanium Bremont ionBird GMT is powered by a COSC-certified BE-93-2AV automatic movement and retails for $5,795. On balance, owners and reviewers find the Bremont ionBird's date window placement and price point to be significant drawbacks.

Tissot Seastar 1000 GMT

Owners widely praise the Tissot Seastar 1000 GMT for its sapphire crystal, 300m water resistance, and GMT complication, with one owner expressing deep satisfaction. A point of contention for some is that Swiss quartz movements may exhibit second-hand misalignment with markers, unlike certain Japanese quartz movements. On balance, owners rate the Tissot Seastar 1000 GMT highly for its robust features and value.

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