Side by side

Borealis Watch Co. Estoril 300 GMTvsPhoibos Wave Master GMT

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
Wave Master GMT
PhoibosWave Master GMT
MSRP $399

At a glance

10 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Wave Master GMT39.5mm
Power Reserve
Estoril 300 GMT40h
Wave Master GMT40h
Water Resistance
Estoril 300 GMT300m
Wave Master GMT200m
MSRP
Estoril 300 GMT$600
Wave Master GMT$399

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
41.50mm
39.5mm
Thickness
13.5mm
12.7mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
20mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
BGW9
Super-LumiNova

Movement

1 specs
Caliber
Miyota 9075
SII NH34

Pricing

1 specs
MSRP
$600
$399

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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.

Phoibos Wave Master GMT

The Phoibos Wave Master GMT is widely praised for its attractive design, comfortable 20mm tapering bracelet, and wearability on a 7" wrist, with owners finding it a strong value proposition at $220. Some minor finishing flaws, such as slightly crooked markers and off-center dial numbers, are noted by one owner, while accuracy averages around 5-10 seconds over two weeks. Overall, owners rate the Phoibos Wave Master GMT highly for its distinctive design and comfortable wearability at its price point.

From video reviewers

The Wave Master GMT's notable feature is its 200M water resistance. A drawback is the rattle of the bracelet. Reviewers disagree on the watch's value, with one reviewer noting its significant weight for a 39.5mm case diameter, but the other reviewer doesn't mention any specific weaknesses or trade-offs.

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