Borealis Watch Co. Estoril 300 GMTvsZelos Swordfish 3

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures

Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Borealis Watch Co. Estoril 300 GMT at true scale

Estoril 300 GMT

Zelos Swordfish 3 at true scale

Swordfish 3

Diameter

41.5mm

40mm

Lug-to-Lug

47mm

n/a

Thickness

13.5mm

12mm

lowest

Water Resistance

300m

highest

200m

MSRP

$600

$399

lowest

Movement

Miyota 9075

Seiko NH35

Case

5 specs
Diameter
41.5mm
40mm
Thickness
13.5mm
12mm
Lug-to-Lug
47mm
n/a
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

2 specs
Dial Color
n/a
Bronze
Lume
BGW9
None

Movement

1 specs
Caliber
Miyota 9075
Seiko NH35

Pricing

1 specs
MSRP
$600
$399
Keep your wishlist and collection together in the appExplore the app

Reviews

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 and robust build quality, featuring crisp dial details and exceptionally bright BGW9 lume. Some owners note the bezel insert's sapphire construction as an aesthetic departure from its inspiration, and one owner wishes for a white-painted second hand. The Borealis Watch Co. Estoril 300 GMT is described as dive-ready with a ceramic bezel and homage design. Overall, owners rate the Borealis Watch Co. Estoril 300 GMT highly for its impressive build quality and value at the price point.

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.