Side by side
Lum-Tec B68 Day DatevsGlycine Airman Worldtimer GMT Dual Time
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
20 of 29 specs differDiameter
B68 Day Date44mm
Airman Worldtimer GMT Dual Time40mm
Power Reserve
B68 Day Date40h
Airman Worldtimer GMT Dual Time—
Water Resistance
B68 Day Date200m
Airman Worldtimer GMT Dual Time100m
MSRP
B68 Day Date$595
Airman Worldtimer GMT Dual Time$995
Full specifications
Case
9 specsCategory
Sport
GMT
Diameter
44mm
40mm
Thickness
—
12mm
Lug-to-Lug
51.5mm
—
Lug Width
22mm
20mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Finish
Brushed and polished
—
Water Resistance
200m
100m
Caseback
Solid
—
Crystal & Dial
5 specsCrystal
Domed Sapphire
Sapphire
Crystal Shape
Flat
—
AR Coating
Inner
—
Dial Color
B68 Day Date
Ivory
Indices
Applied
—
Movement
5 specsCaliber
Ronda 515
RONDA 515.24H
Beat Rate
28,800 vph
—
Power Reserve
40h
—
Jewels
25
1
Complications
None
GMT, Date, World Time
Pricing
1 specsMSRP
$595
$995
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