Side by side

Borealis Watch Co. Estoril 300 GMTvsFormex Stratos UTC

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
Stratos UTC
FormexStratos UTC
MSRP $4,663

At a glance

11 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Stratos UTC41mm
Power Reserve
Estoril 300 GMT40h
Stratos UTC42h
Water Resistance
Estoril 300 GMT300m
Stratos UTC100m
MSRP
Estoril 300 GMT$600
Stratos UTC$4,663

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
41.50mm
41mm
Thickness
13.5mm
11.8mm
Lug-to-Lug
47mm
47mm
Lug Width
20mm
20mm
Water Resistance
300m
100m

Crystal & Dial

2 specs
Dial Color
Black
Blue
Lume
BGW9
Super-LumiNova

Movement

2 specs
Caliber
Miyota 9075
ETA 2892
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$600
$4,663

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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.

Formex Stratos UTC

Owners and reviewers widely praise the Formex Stratos UTC for its user-friendly flyer GMT complication, which utilizes pushers for time-zone adjustments, and its slim 11.8mm case. The watch is noted for its intricate, hand-finished case with a multi-layer construction and excellent finishing, along with a unique two-level case design. The Dubois-Depraz module on an ETA 2892 movement is a highlight, with accuracy figures ranging from +/- 5 to +/- 7 seconds per day. However, some find the dial busy with multiple typefaces and the overall design too complex or "plug ugly," with the price near €4000 considered high by some for a newer brand. Overall, owners and reviewers rate the Formex Stratos UTC highly for its innovative GMT functionality and excellent case finishing at its price point.

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