Side by side

Borealis Watch Co. Estoril 300 GMTvsBoldr Odyssey Bronze

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
Odyssey Bronze
BoldrOdyssey Bronze
MSRP $649

At a glance

11 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Odyssey Bronze45.5mm
Power Reserve
Estoril 300 GMT40h
Odyssey Bronze40h
Water Resistance
Estoril 300 GMT300m
Odyssey Bronze500m
MSRP
Estoril 300 GMT$600
Odyssey Bronze$649

Full specifications

Case

6 specs
Diameter
41.50mm
45.5mm
Thickness
13.5mm
16.8mm
Lug-to-Lug
47mm
52mm
Lug Width
20mm
22mm
Material
Stainless Steel
Bronze
Water Resistance
300m
500m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Black
Auburn
Lume
BGW9
Super-LumiNova

Movement

1 specs
Caliber
Miyota 9075
Seiko NH35

Pricing

1 specs
MSRP
$600
$649

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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.

Boldr Odyssey Bronze

The Boldr Odyssey Bronze is widely praised for its robust, ship-like aesthetic and substantial feel, with its meteorite dial and OEM Horween strap highlighted as unique features. Owners feel the style, fit, finish, and specifications compensate for criticisms regarding the movements used at its price point. On balance, owners rate the Boldr Odyssey Bronze highly for its distinctive aesthetic and quality finishing.

From video reviewers

The 500m water resistance and Lumicast lume are standout features. The 45mm+ case size is a drawback for some wrists.

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