Side by side
Lum-Tec B68 Day DatevsGlycine Airman GMT Dual Time
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
19 of 29 specs differDiameter
B68 Day Date44mm
Airman GMT Dual Time42mm
Power Reserve
B68 Day Date40h
Airman GMT Dual Time—
Water Resistance
B68 Day Date200m
Airman GMT Dual Time200m
MSRP
B68 Day Date$595
Airman GMT Dual Time$1,095
Full specifications
Case
7 specsCategory
Sport
GMT
Diameter
44mm
42mm
Thickness
—
13mm
Lug-to-Lug
51.5mm
—
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Finish
Brushed and polished
—
Caseback
Solid
—
Crystal & Dial
6 specsCrystal
Domed Sapphire
Sapphire
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
B68 Day Date
Blue
Indices
Applied
—
Lume
None
Luminous
Movement
5 specsCaliber
Ronda 515
—
Beat Rate
28,800 vph
—
Power Reserve
40h
—
Jewels
25
5
Complications
None
GMT, Date, Dual Time
Pricing
1 specsMSRP
$595
$1,095
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