Side by side

Ergon Watches MaelstromvsNaga Watches Opera

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

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Maelstrom
Ergon WatchesMaelstrom
Opera
Naga WatchesOpera
MSRP $917
Buy from Ergon Watches ↗
Buy used on eBay ↗
Buy from Naga Watches ↗
Buy used on eBay ↗

At a glance

8 of 29 specs differ
Diameter
Maelstrom40mm
Opera39mm
Power Reserve
Maelstrom—
Opera—
Water Resistance
Maelstrom300m
Opera100m
MSRP
Maelstrom—
Opera$917

Full specifications

Case

5 specs
Diameter
40mm
39mm
Thickness
13mm
10mm
Lug Width
20mm
—
Material
Bronze
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Gradient Green
Lapislazuli

Movement

1 specs
Caliber
Sellita SW-200
Miyota 9039

Pricing

1 specs
MSRP
—
—
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