Side by side

Borealis Watch Co. Estoril 300 GMTvsIslander Islander Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-259

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 Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-259
IslanderIslander Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-259
MSRP $499

At a glance

17 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Islander Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-25943mm
Power Reserve
Estoril 300 GMT40h
Islander Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-259
Water Resistance
Estoril 300 GMT300m
Islander Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-259200m
MSRP
Estoril 300 GMT$600
Islander Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-259$499

Full specifications

Case

8 specs
Diameter
41.50mm
43mm
Thickness
13.5mm
14mm
Lug-to-Lug
47mm
47mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Water Resistance
300m
200m
Caseback
Solid
Screw-down

Crystal & Dial

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

Movement

4 specs
Caliber
Miyota 9075
Seiko NH38
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$600
$499

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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 Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-259

Owners widely report the Islander Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-259 looks amazing in person and is very happy with their purchase. Reviewers consistently flag its impressive lightness and comfortable wearability on the wrist. On balance, owners rate the Islander Sands Point Titanium Diver with Grey Whale Tail Dial #ISL-259 highly for its stunning aesthetics and comfortable, lightweight titanium build.

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