Side by side

Borealis Watch Co. Estoril 300 GMTvsZelos Swordfish 3

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

Estoril 300 GMT
Borealis Watch Co.Estoril 300 GMT
MSRP $600
Swordfish 3
ZelosSwordfish 3
MSRP $399

At a glance

10 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Swordfish 340mm
Power Reserve
Estoril 300 GMT40h
Swordfish 340h
Water Resistance
Estoril 300 GMT300m
Swordfish 3200m
MSRP
Estoril 300 GMT$600
Swordfish 3$399

Full specifications

Case

6 specs
Diameter
41.50mm
40mm
Thickness
13.5mm
12mm
Lug-to-Lug
47mm
40mm
Lug Width
20mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
Dial Color
Black
Bronze
Lume
BGW9
None

Movement

1 specs
Caliber
Miyota 9075
Seiko NH35

Pricing

1 specs
MSRP
$600
$399

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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.

Borealis Watch Co. Estoril 300 GMT

Owners widely praise the Borealis Watch Co. Estoril 300 GMT for its excellent value, robust build quality, and crisp dial, with reviewers highlighting its exceptionally bright BGW9 lume and dive-ready ceramic bezel. Some owners appreciate the brushed and polished finishes, though one owner noted a desire for a white-painted second hand. The included NATO strap is considered too thick with a loose weave, and the sapphire bezel insert is seen by some as a minor aesthetic departure from its inspirations. Overall, owners rate the Borealis Watch Co. Estoril 300 GMT highly for its impressive build quality and value.

Zelos Swordfish 3

Owners widely praise the Zelos Swordfish 3 for its strong value, with reviewers highlighting the textured sandwich dial, Seiko NH35 movement, 200m water resistance, and surprisingly good bracelet. The titanium construction is noted for making the watch compact and comfortable, weighing 117g. Some owners find the dimensions fine on paper and based on experience with other models. One reviewer flagged that legibility can suffer in bright light and bracelet edges are sharp. Overall, owners and reviewers rate the Zelos Swordfish 3 highly for its incredible value and fun design, particularly with unique dial options.

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