Side by side
Meia Lua CallistovsNaga Watches Opera
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Callisto42mm
Opera39mm
Power Reserve
Callisto40h
Opera—
Water Resistance
Callisto100m
Opera100m
MSRP
Callisto$661
Opera$917
Full specifications
Case
4 specsDiameter
42mm
39mm
Thickness
13.5mm
10mm
Lug-to-Lug
48mm
—
Lug Width
22mm
—
Crystal & Dial
2 specsDial Color
—
Lapislazuli
Lume
Super-LumiNova
None
Movement
2 specsCaliber
Miyota 9122
Miyota 9039
Power Reserve
40h
—
Pricing
1 specsMSRP
—
—
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Meia Lua Callisto vs Naga Watches Opera gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.

















