Side by side

Borealis Watch Co. Estoril 300 GMTvsCitizen Corso

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
Corso
CitizenCorso
MSRP $296

At a glance

10 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Corso44mm
Power Reserve
Estoril 300 GMT40h
Corso40h
Water Resistance
Estoril 300 GMT300m
Corso100m
MSRP
Estoril 300 GMT$600
Corso$296

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
41.50mm
44mm
Thickness
13.5mm
12mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
23mm
Water Resistance
300m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Mineral
Lume
BGW9
None

Movement

1 specs
Caliber
Miyota 9075
8729

Pricing

1 specs
MSRP
$600
$296

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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.

Citizen Corso

Citizen Corso owners widely praise its value, with many noting its accurate Eco-Drive movement keeping time within a few seconds per month. The sunburst silver dial and elegant blue dial options are frequently highlighted for their attractive, light-catching qualities suitable for various occasions. The stainless steel case is considered durable, and the metal bracelet's links are described as substantial. Some models feature day and date complications. However, reviewers note the polished steel case can be overly shiny and a fingerprint magnet, and the original leather bands have an unpleasant lining. One owner questions the 40mm dial size for smaller wrists, and the bracelet has a stamped clasp without micro-adjustments, though it includes two half links. Overall, owners rate the Citizen Corso highly for its impressive value and classic dial aesthetics at its price point.

From video reviewers

The Citizen Corso features a convenient Eco-Drive movement that eliminates battery changes by utilizing light for power. A weakness of the Citizen Corso is its mineral crystal, which is less scratch-resistant than sapphire.

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