Side by side
Borealis Watch Co. Porto CovovsBoldr 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
Porto Covo40mm
The T Rex By Boldr X Nitecore40mm
Power Reserve
Porto Covo40h
The T Rex By Boldr X Nitecore40h
Water Resistance
Porto Covo300m
The T Rex By Boldr X Nitecore200m
MSRP
Porto Covo$415
The T Rex By Boldr X Nitecore$499
Full specifications
Case
5 specsDiameter
40mm
40mm
Thickness
11.6mm
12.3mm
Lug-to-Lug
42.5mm
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 9039
Seiko NH35A
Pricing
1 specsMSRP
$415
$499
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