Side by side
Lum-Tec B66 Day DatevsTissot PRX Carbon
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
B66 Day Date44mm
PRX Carbon40.5mm
Power Reserve
B66 Day Date40h
PRX Carbon80h
Water Resistance
B66 Day Date100m
PRX Carbon100m
MSRP
B66 Day Date$545
PRX Carbon$1,150
Full specifications
Case
6 specsCategory
Sport
Dress
Diameter
44mm
40.5mm
Thickness
—
11.23mm
Lug-to-Lug
51.5mm
40mm
Lug Width
22mm
12mm
Material
Titanium (DLC coated)
Carbon
Crystal & Dial
5 specsCrystal
Domed Sapphire
Sapphire
AR Coating
Inner
Yes
Dial Color
Standard
Black carbon
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®
Movement
2 specsCaliber
—
Powermatic 80
Power Reserve
40h
80h
Pricing
1 specsMSRP
$545
$1,150
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