Side by side
Lum-Tec RPMvsSternglas Naos
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
RPM43mm
Naos38mm
Power Reserve
RPM40h
Naos—
Water Resistance
RPM50m
Naos50m
MSRP
RPM$495
Naos$323
Full specifications
Case
4 specsCategory
Chronograph
Dress
Diameter
43mm
38mm
Thickness
12.3mm
7.2mm
Material
Titanium
Stainless Steel
Crystal & Dial
1 specsDial Color
RPM 3
—
Movement
3 specsCaliber
—
Ronda 714
Power Reserve
40h
—
Jewels
25
—
Pricing
1 specsMSRP
$495
$323
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