Side by side

Borealis Watch Co. Estoril 300 GMTvsBoldr Odyssey Regatta

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 Regatta
BoldrOdyssey Regatta
MSRP $1,499

At a glance

10 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Odyssey Regatta45.5mm
Power Reserve
Estoril 300 GMT40h
Odyssey Regatta40h
Water Resistance
Estoril 300 GMT300m
Odyssey Regatta500m
MSRP
Estoril 300 GMT$600
Odyssey Regatta$1,499

Full specifications

Case

5 specs
Diameter
41.50mm
45.5mm
Thickness
13.5mm
16mm
Lug-to-Lug
47mm
52mm
Lug Width
20mm
22mm
Water Resistance
300m
500m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Black
Regatta Admiral Blue
Lume
BGW9
Super-LumiNova

Movement

1 specs
Caliber
Miyota 9075
ETA Valjoux 7750

Pricing

1 specs
MSRP
$600
$1,499

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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 Regatta

The Boldr Odyssey Regatta is noted for its robust functionality and utilitarian design, powered by a Valjoux 7750 Elaboré movement. It features a tachymeter bezel graduated in knots and offers 500m water resistance. While its 45.5mm diameter, 18.2mm thickness, and 245g weight make it a substantial timepiece, it wears better than its dimensions might suggest. Overall, owners and reviewers highlight the Boldr Odyssey Regatta's workhorse movement and functional tool-watch capabilities.

From video reviewers

500m water resistance is a consistently praised feature. The watch's significant weight and large case size were noted as drawbacks by multiple reviewers. Reviewers disagreed on whether the bezel's 15-minute markings were redundant given the regatta complication.

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