Side by side

Borealis Watch Co. Estoril 300 GMTvsChristopher Ward C65 Aquitaine Bronze COSC

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
C65 Aquitaine Bronze COSC
Christopher WardC65 Aquitaine Bronze COSC
MSRP $1,695

At a glance

16 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
C65 Aquitaine Bronze COSC46.68mm
Power Reserve
Estoril 300 GMT40h
C65 Aquitaine Bronze COSC38h
Water Resistance
Estoril 300 GMT300m
C65 Aquitaine Bronze COSC200m
MSRP
Estoril 300 GMT$600
C65 Aquitaine Bronze COSC$1,695

Full specifications

Case

8 specs
Diameter
41.50mm
46.68mm
Thickness
13.5mm
12.45mm
Lug-to-Lug
47mm
46.68mm
Lug Width
20mm
22mm
Material
Stainless Steel
Bronze
Finish
Brushed and polished
Brushed + Polished
Water Resistance
300m
200m
Caseback
Solid
Display

Crystal & Dial

2 specs
Dial Color
Black
Blue
Lume
BGW9
SLN X1 BL Old Radium

Movement

5 specs
Caliber
Miyota 9075
SW200
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
38h
Jewels
25
26
Complications
None
Moonphase, Day-date, Date

Pricing

1 specs
MSRP
$600
$1,695

Follow this matchup

Get a note when Borealis Watch Co. Estoril 300 GMT vs Christopher Ward C65 Aquitaine Bronze COSC gets more votes, a community discussion, or a price drop. No account needed.

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.

Christopher Ward C65 Aquitaine Bronze COSC

Owners widely praise the Christopher Ward C65 Aquitaine Bronze COSC for its comfortable wearability, durable case and bezel, and smooth winding action, with one owner finding its case superior to a Tudor's. However, accuracy is a significant concern, with one owner reporting +17 seconds per day. The rubber strap is also noted as lacking refinement, and some suggest design tweaks for greater brand uniqueness. Overall, owners rate the Christopher Ward C65 Aquitaine Bronze COSC highly for its wearability and case finishing, despite accuracy concerns with the Sellita SW330-2 movement.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.