Borealis Watch Co. Estoril 300 GMTvsIslander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Estoril 300 GMT

Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195
Diameter
41.5mm
40.5mm
Lug-to-Lug
47mm
47mm
Thickness
13.5mm
12.5mm
lowest
Water Resistance
300m
highest
200m
MSRP
$600
$449
lowest
Movement
Miyota 9075
Miyota 9015
Case
4 specsCrystal & Dial
3 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Borealis Watch Co. Estoril 300 GMT for its excellent value and robust build quality, featuring crisp dial details and exceptionally bright BGW9 lume. Some owners note the bezel insert's sapphire construction as an aesthetic departure from its inspiration, and one owner wishes for a white-painted second hand. The Borealis Watch Co. Estoril 300 GMT is described as dive-ready with a ceramic bezel and homage design. Overall, owners rate the Borealis Watch Co. Estoril 300 GMT highly for its impressive build quality and value at the price point.
Owners and reviewers widely praise the Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195 for its attractive ripple dial, sapphire crystal, and the smooth operation of its Miyota 9015 hi-beat automatic movement. It is consistently noted as an excellent value proposition, with a well-built 40.5mm stainless steel case and 200m water resistance. Overall, owners and reviewers rate the Islander Northport Hi-Beat Automatic Dive Watch with Ocean Blue and White Ripple Dial #ISL-195 highly for its aesthetic appeal and robust build at an affordable price point.
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