Side by side

Borealis Watch Co. Estoril 300 GMTvsSpinnaker Hull Titanium 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
Hull Titanium Bronze
SpinnakerHull Titanium Bronze
MSRP $425

At a glance

9 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Hull Titanium Bronze42mm
Power Reserve
Estoril 300 GMT40h
Hull Titanium Bronze40h
Water Resistance
Estoril 300 GMT300m
Hull Titanium Bronze100m
MSRP
Estoril 300 GMT$600
Hull Titanium Bronze$425

Full specifications

Case

6 specs
Diameter
41.50mm
42mm
Thickness
13.5mm
15mm
Lug-to-Lug
47mm
50mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
300m
100m

Crystal & Dial

1 specs
Lume
BGW9
None

Movement

1 specs
Caliber
Miyota 9075
SII NH35A

Pricing

1 specs
MSRP
$600
$425

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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.

Spinnaker Hull Titanium Bronze

The Spinnaker Hull Titanium Bronze is a sold-out limited edition that has garnered significant interest, with one owner noting its titanium case stands out with a white strap. Owners are split on the watch's value, with one finding it a good purchase at $125 and another questioning the strap's suitability for its 100M water resistance. Some reviewers flag the VK73 movement's limited 60-minute chronograph and a big date window obscured by the chronograph hand, while others praise the handsome design with a textured sandwich dial and comfortable wearability. Lume is described as non-existent by one source. Overall, owners and reviewers are divided on the Spinnaker Hull Titanium Bronze, with praise for its design and wearability tempered by criticism of its movement execution and strap.

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