Side by side

Spinnaker Bradner GMTvsTissot Seastar 1000

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

Bradner GMT
SpinnakerBradner GMT
MSRP $299
Seastar 1000
TissotSeastar 1000
MSRP $515

At a glance

14 of 29 specs differ
Diameter
Bradner GMT42mm
Seastar 100036mm
Power Reserve
Bradner GMT40h
Seastar 100040h
Water Resistance
Bradner GMT180m
Seastar 1000300m
MSRP
Bradner GMT$299
Seastar 1000$515

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
42mm
36mm
Thickness
15mm
9.67mm
Lug-to-Lug
50mm
36mm
Lug Width
22mm
18mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
180m
300m

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Brown
White
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
Seiko NH34A
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$299
$515

Follow this matchup

Get a note when Spinnaker Bradner GMT vs Tissot Seastar 1000 gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Spinnaker Bradner GMT

The Spinnaker Bradner GMT is praised for its awesome lume and comfortable wearability, with one owner noting the rubber strap is very comfortable and the beads of rice bracelet fits well on smaller wrists. Some find its 15mm thickness and bold colorway may not appeal to everyone, and one owner views it as more of a casual GMT with tool-watch styling than a diver. Overall, owners rate the Spinnaker Bradner GMT highly for its value and comfortable wearability.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.