Side by side
Lum-Tec B68 Day DatevsSeiko Coutura
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
Coutura42mm
Power Reserve
B68 Day Date40h
Coutura40h
Water Resistance
B68 Day Date200m
Coutura100m
MSRP
B68 Day Date$595
Coutura$550
Full specifications
Case
7 specsCategory
Sport
Chronograph
Diameter
44mm
42mm
Thickness
—
11.8mm
Lug-to-Lug
51.5mm
50.2mm
Lug Width
22mm
20mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
200m
100m
Crystal & Dial
3 specsCrystal
Domed Sapphire
Sapphire
Dial Color
B68 Day Date
Black
Lume
None
LumiBrite on hands and index(es)
Movement
1 specsCaliber
Ronda 515
8T63
Pricing
1 specsMSRP
$595
$550
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