Side by side

Borealis Watch Co. Estoril 300 GMTvsSpinnaker Hull California (Olive Oyl Red)

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 California (Olive Oyl Red)
SpinnakerHull California (Olive Oyl Red)
MSRP $375

At a glance

10 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Hull California (Olive Oyl Red)42mm
Power Reserve
Estoril 300 GMT40h
Hull California (Olive Oyl Red)40h
Water Resistance
Estoril 300 GMT300m
Hull California (Olive Oyl Red)100m
MSRP
Estoril 300 GMT$600
Hull California (Olive Oyl Red)$375

Full specifications

Case

6 specs
Diameter
41.50mm
42mm
Thickness
13.5mm
15mm
Lug-to-Lug
47mm
47.5mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
Black
Olive Oyl Red
Lume
BGW9
None

Movement

1 specs
Caliber
Miyota 9075
SII NH35A

Pricing

1 specs
MSRP
$600
$375

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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 California (Olive Oyl Red)

Owners widely praise the Spinnaker Hull California (Olive Oyl Red)'s polished case finish and textured dial, with one owner finding its jubilee bracelet superior to Seiko's. Some find the 24-hour subdial functionally illogical and visually unappealing, while others prefer a smoother dial texture over the current finish. On balance, owners value the Spinnaker Hull California (Olive Oyl Red) for its striking dial and high-quality bracelet at its price point.

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