Side by side

Borealis Watch Co. SintravsNaga Watches Opera

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Sintra
Borealis Watch Co.Sintra
MSRP $650
Opera
Naga WatchesOpera
MSRP $917
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Buy from Naga Watches ↗
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At a glance

11 of 29 specs differ
Diameter
Sintra41.50mm
Opera39mm
Power Reserve
Sintra40h
Opera—
Water Resistance
Sintra200m
Opera100m
MSRP
Sintra$650
Opera$917

Full specifications

Case

6 specs
Category
Sport
—
Diameter
41.50mm
39mm
Thickness
12.95mm
10mm
Lug-to-Lug
47.00mm
—
Lug Width
20mm
—
Water Resistance
200m
100m

Crystal & Dial

2 specs
Dial Color
Black
Lapislazuli
Lume
BGW9
None

Movement

2 specs
Caliber
Miyota 9015
Miyota 9039
Power Reserve
40h
—

Pricing

1 specs
MSRP
$650
—
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