Side by side

Borealis Watch Co. Estoril 300 GMTvsTornek-Rayville TR-660 Aluminum Non-date

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
TR-660 Aluminum Non-date
Tornek-RayvilleTR-660 Aluminum Non-date

At a glance

10 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
TR-660 Aluminum Non-date40mm
Power Reserve
Estoril 300 GMT40h
TR-660 Aluminum Non-date50h
Water Resistance
Estoril 300 GMT300m
TR-660 Aluminum Non-date200m
MSRP
Estoril 300 GMT$600
TR-660 Aluminum Non-date

Full specifications

Case

5 specs
Diameter
41.50mm
40mm
Thickness
13.5mm
14.7mm
Lug-to-Lug
47mm
48.5mm
Lug Width
20mm
20mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Lume
BGW9
Superluminova

Movement

2 specs
Caliber
Miyota 9075
TMI NH38
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$600

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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.

Tornek-Rayville TR-660 Aluminum Non-date

Owners praise the Tornek-Rayville TR-660 Aluminum Non-date for its crisp dial and bead-blasted case, with one owner finding it extremely well built and a relief to wear. The watch features a 40mm 316L stainless steel case and a black aluminum bezel inlay. However, the bezel action is considered not brilliant and the included straps are scratchy. Overall, owners find the Tornek-Rayville TR-660 Aluminum Non-date to be a well-executed piece with a pleasing aesthetic, despite minor drawbacks in the bezel feel and strap quality.

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