Side by side
Lum-Tec B64 ChronographvsSternglas Naos XL Automatik
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
B64 Chronograph44mm
Naos XL Automatik42mm
Power Reserve
B64 Chronograph40h
Naos XL Automatik—
Water Resistance
B64 Chronograph100m
Naos XL Automatik50m
MSRP
B64 Chronograph$545
Naos XL Automatik$463
Full specifications
Case
7 specsCategory
Chronograph
Sport
Diameter
44mm
42mm
Thickness
—
12mm
Lug-to-Lug
51.5mm
47mm
Lug Width
22mm
20mm
Material
Titanium (DLC coated)
Stainless Steel
Water Resistance
100m
50m
Crystal & Dial
3 specsCrystal
Domed Sapphire
Sapphire
Dial Color
Standard
—
Lume
None
Luminova
Movement
3 specsCaliber
—
Miyota 8215
Power Reserve
40h
—
Jewels
25
—
Pricing
1 specsMSRP
$545
$463
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