Side by side

Borealis Watch Co. Estoril 300 GMTvsBoldr Rally

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
Rally
BoldrRally
MSRP $299

At a glance

13 of 29 specs differ
Diameter
Estoril 300 GMT41.50mm
Rally38mm
Power Reserve
Estoril 300 GMT40h
Rally40h
Water Resistance
Estoril 300 GMT300m
Rally200m
MSRP
Estoril 300 GMT$600
Rally$299

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
41.50mm
38mm
Thickness
13.5mm
12.2mm
Lug-to-Lug
47mm
44mm
Lug Width
20mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Black
I - Wells 008 (Updated)
Lume
BGW9
Super-LumiNova

Movement

2 specs
Caliber
Miyota 9075
Seiko VK64
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$600
$299

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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.

Boldr Rally

Owners widely praise the Boldr Rally's compact 38mm titanium case and excellent value under A$500. The VK64 mecaquartz movement has proven reliable for years, and the sapphire crystal is a welcome feature. Some owners find the dial busy and difficult to read, particularly the black hands against the black subdial, and note the bead-blasted titanium case can be a scratch magnet. The default straps have been described as boring or not holding up to daily wear. Overall, owners rate the Boldr Rally highly for its robust titanium construction and excellent value, despite some legibility concerns.

From video reviewers

The 38mm titanium case with a 44mm lug-to-lug measurement provides a comfortable and compact fit. The 200m water resistance is noted as robust for a chronograph. The 14mm thickness was mentioned as potentially substantial for the watch's size.

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