Side by side
Borealis Watch Co. Estoril 300 GMTvsBoldr The T Rex By Boldr X Nitecore
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Estoril 300 GMT41.50mm
The T Rex By Boldr X Nitecore40mm
Power Reserve
Estoril 300 GMT40h
The T Rex By Boldr X Nitecore40h
Water Resistance
Estoril 300 GMT300m
The T Rex By Boldr X Nitecore200m
MSRP
Estoril 300 GMT$600
The T Rex By Boldr X Nitecore$499
Full specifications
Case
5 specsDiameter
41.50mm
40mm
Thickness
13.5mm
12.3mm
Lug-to-Lug
47mm
46mm
Lug Width
20mm
20mm
Water Resistance
300m
200m
Crystal & Dial
3 specsAR Coating
Inner
Yes
Dial Color
Black
T-Rex by BOLDR x Nitecore
Lume
BGW9
Super-LumiNova
Movement
1 specsCaliber
Miyota 9075
Seiko NH35A
Pricing
1 specsMSRP
$600
$499
Follow this matchup
Get a note when Borealis Watch Co. Estoril 300 GMT vs Boldr The T Rex By Boldr X Nitecore gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Boldr Odyssey FreedivervsBoldr The T Rex By Boldr X NitecoreChristopher Ward C60 LympstonevsBoldr The T Rex By Boldr X NitecoreSpinnaker Tesei TitaniumvsBoldr The T Rex By Boldr X NitecoreBaltic Aquascaphe TitaniumvsBoldr The T Rex By Boldr X NitecoreBorealis Watch Co. Estoril 300 GMTvsZelos Swordfish 3Baltic Aquascaphe ClassicvsBorealis Watch Co. Estoril 300 GMT








