Side by side

Tissot Seastar 1000 GMTvsZelos Hammerhead V3 300m Titanium

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

Seastar 1000 GMT
TissotSeastar 1000 GMT
MSRP $575
Hammerhead V3 300m Titanium
ZelosHammerhead V3 300m Titanium
MSRP $559

At a glance

12 of 29 specs differ
Diameter
Seastar 1000 GMT40mm
Hammerhead V3 300m Titanium44mm
Power Reserve
Seastar 1000 GMT40h
Hammerhead V3 300m Titanium40h
Water Resistance
Seastar 1000 GMT300m
Hammerhead V3 300m Titanium300m
MSRP
Seastar 1000 GMT$575
Hammerhead V3 300m Titanium$559

Full specifications

Case

5 specs
Diameter
40mm
44mm
Thickness
11.77mm
13mm
Lug-to-Lug
40mm
44mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Ti - Mosaic MOP
Indices
Indexes
Applied
Lume
Super-LumiNova ®
None

Movement

2 specs
Caliber
Seiko NH35
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$575
$559

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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 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.

Zelos Hammerhead V3 300m Titanium

The Zelos Hammerhead V3 300m Titanium is widely praised for its exceptional lume, unique and beautiful dial finishing that reflects light dramatically, and solid build quality that exceeds its price point. Owners also highlight its comfortable wearability, especially the lightweight titanium variant, and the convenient on-the-fly micro-adjustment on the bracelet. One owner notes the Japanese movement performs better than anticipated, and the Ti-Damascus variant features a unique, patterned dial and bezel. However, some owners find the 44mm size large, the crown "off," and the bracelet clasp could be more scratch-resistant, with resizing pins described as stubborn. Reattaching the bracelet after removal is also noted as extremely difficult. Overall, owners rate the Zelos Hammerhead V3 300m Titanium highly for its impressive dial aesthetics and value for money.

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