Side by side
Lum-Tec B64 ChronographvsTraska Summiteer Charcoal
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
B64 Chronograph44mm
Summiteer Charcoal40mm
Power Reserve
B64 Chronograph40h
Summiteer Charcoal42h
Water Resistance
B64 Chronograph100m
Summiteer Charcoal100m
MSRP
B64 Chronograph$545
Summiteer Charcoal$700
Full specifications
Case
7 specsCategory
Chronograph
Field
Diameter
44mm
40mm
Thickness
—
12mm
Lug-to-Lug
51.5mm
46mm
Lug Width
22mm
20mm
Material
Titanium (DLC coated)
Stainless Steel
Finish
Brushed and polished
Brushed + Polished
Crystal & Dial
4 specsCrystal
Domed Sapphire
Sapphire
AR Coating
Inner
Underside
Dial Color
Standard
Burgundy
Lume
None
Super-LumiNova
Movement
4 specsCaliber
—
9039
Power Reserve
40h
42h
Jewels
25
24
Complications
None
Chronograph
Pricing
1 specsMSRP
$545
$700
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