Side by side

Borealis Watch Co. Estoril 300 GMTvsSpinnaker Tesei Bronze Swiss

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
Tesei Bronze Swiss
SpinnakerTesei Bronze Swiss
MSRP $850

At a glance

9 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Tesei Bronze Swiss43mm
Power Reserve
Estoril 300 GMT40h
Tesei Bronze Swiss40h
Water Resistance
Estoril 300 GMT300m
Tesei Bronze Swiss300m
MSRP
Estoril 300 GMT$600
Tesei Bronze Swiss$850

Full specifications

Case

5 specs
Diameter
41.50mm
43mm
Thickness
13.5mm
16mm
Lug-to-Lug
47mm
52mm
Lug Width
20mm
22mm
Material
Stainless Steel
Bronze

Crystal & Dial

2 specs
Dial Color
Black
Green
Lume
BGW9
None

Movement

1 specs
Caliber
Miyota 9075
Sellita SW200-1

Pricing

1 specs
MSRP
$600
$850

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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 Tesei Bronze Swiss

Owners praise the Spinnaker Tesei Bronze Swiss for its incredible macro-level detail and sharp design, noting its bronze case, ceramic bezel, and wave dial. The inclusion of a Sellita SW200 Swiss movement is highlighted. One owner expressed a desire for a smaller 39-40mm variant, stating it would be their ultimate bronze diver if such a size were offered. On balance, owners rate the Spinnaker Tesei Bronze Swiss highly for its detailed finishing and bronze diver aesthetic.

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