Side by side
Lum-Tec B66 Day DatevsSpinnaker Tesei Bronze Swiss
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
B66 Day Date44mm
Tesei Bronze Swiss43mm
Power Reserve
B66 Day Date40h
Tesei Bronze Swiss40h
Water Resistance
B66 Day Date100m
Tesei Bronze Swiss300m
MSRP
B66 Day Date$545
Tesei Bronze Swiss$850
Full specifications
Case
6 specsCategory
Sport
Diver
Diameter
44mm
43mm
Thickness
—
16mm
Lug-to-Lug
51.5mm
52mm
Material
Titanium (DLC coated)
Bronze
Water Resistance
100m
300m
Crystal & Dial
2 specsCrystal
Domed Sapphire
Sapphire
Dial Color
Standard
Green
Movement
1 specsCaliber
—
Sellita SW200-1
Pricing
1 specsMSRP
$545
$850
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