Side by side

Borealis Watch Co. Estoril 300 GMTvsIslander Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278

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
Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278
IslanderIslander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278
MSRP $395

At a glance

16 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-27838mm
Power Reserve
Estoril 300 GMT40h
Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278
Water Resistance
Estoril 300 GMT300m
Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278200m
MSRP
Estoril 300 GMT$600
Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278$395

Full specifications

Case

6 specs
Diameter
41.50mm
38mm
Thickness
13.5mm
12.5mm
Lug-to-Lug
47mm
0mm
Lug Width
20mm
20mm
Finish
Brushed and polished
Water Resistance
300m
200m

Crystal & Dial

4 specs
AR Coating
Inner
Underside
Dial Color
Black
Indices
Applied
Lume
BGW9
None

Movement

5 specs
Caliber
Miyota 9075
Miyota 2070
Type
Automatic
Quartz
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$600
$395

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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.

Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278

The Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278 is lauded for its appealing color and 38mm size, with owners calling it a keeper. Reviewers and owners alike praise its impressive specifications for the price and good finishing. However, some owners express a desire for a date complication, and one owner found the 38mm size too small, despite preferring smaller watches. The bezel is noted to be mineral crystal, not sapphire. Overall, owners rate the Islander Saltaire 38mm Solar Dive Watch with Ink Black Dial #ISL-278 highly for its value and wearability, with the primary praise centering on its color and compact dimensions.

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