Side by side
Lum-Tec B68 Day DatevsSternglas Naos Edition Sport
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
B68 Day Date44mm
Naos Edition Sport38mm
Power Reserve
B68 Day Date40h
Naos Edition Sport—
Water Resistance
B68 Day Date200m
Naos Edition Sport50m
MSRP
B68 Day Date$595
Naos Edition Sport$269
Full specifications
Case
6 specsDiameter
44mm
38mm
Thickness
—
8mm
Lug-to-Lug
51.5mm
41mm
Lug Width
22mm
20mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
200m
50m
Crystal & Dial
2 specsCrystal
Domed Sapphire
Sapphire
Dial Color
B68 Day Date
—
Movement
3 specsCaliber
Ronda 515
Ronda 715
Power Reserve
40h
—
Jewels
25
—
Pricing
1 specsMSRP
$595
$269
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