Side by side
Naga Watches OperavsSheffield 1A 38
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Opera39mm
1A 3838mm
Power Reserve
Opera—
1A 38—
Water Resistance
Opera100m
1A 38200m
MSRP
Opera$917
1A 38$238
Full specifications
Case
6 specsCategory
—
Diver
Diameter
39mm
38mm
Thickness
10mm
12.8mm
Lug-to-Lug
—
46mm
Lug Width
—
20mm
Water Resistance
100m
200m
Crystal & Dial
1 specsDial Color
Lapislazuli
Blue
Movement
1 specsCaliber
Miyota 9039
Seiko NH35
Pricing
1 specsMSRP
—
$238
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 Naga Watches Opera vs Sheffield 1A 38 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.













