Side by side
Lum-Tec B66 Day DatevsOrient AK04 Field Sport Watch
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
B66 Day Date44mm
AK04 Field Sport Watch42.4mm
Power Reserve
B66 Day Date40h
AK04 Field Sport Watch40h
Water Resistance
B66 Day Date100m
AK04 Field Sport Watch100m
MSRP
B66 Day Date$545
AK04 Field Sport Watch$325
Full specifications
Case
5 specsCategory
Sport
—
Diameter
44mm
42.4mm
Thickness
—
12.2mm
Lug-to-Lug
51.5mm
49.5mm
Material
Titanium (DLC coated)
Stainless Steel
Crystal & Dial
5 specsCrystal
Domed Sapphire
Mineral
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
Standard
Blue
Indices
Applied
—
Movement
4 specsCaliber
—
F6B22
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22
Complications
None
GMT, Day-date
Pricing
1 specsMSRP
$545
$325
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