Side by side
Casio GBM-2100AvsLum-Tec B69
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
GBM-2100A44.4mm
B6944mm
Power Reserve
GBM-2100A—
B69—
Water Resistance
GBM-2100A200m
B69200m
MSRP
GBM-2100A$280
B69$1,095
Full specifications
Case
6 specsDiameter
44.4mm
44mm
Thickness
11.9mm
13.6mm
Lug-to-Lug
49.3mm
51.5mm
Lug Width
—
22mm
Material
Bio-based Resin / Stainless steel
316L Stainless Steel (DLC coated)
Finish
—
—
Crystal & Dial
3 specsCrystal
Mineral
Domed Sapphire
AR Coating
No
—
Dial Color
Silver
B69
Movement
2 specsCaliber
—
Ronda 515
Power Reserve
—
0h
Pricing
1 specsMSRP
$280
$1,095
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Casio GBM-2100A vs Lum-Tec B69 gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Lum-Tec B69vsJorg Gray Watches JG8400BERNY BERNY-Men Automatic Skeleton Gold Watch-AM7018MvsLum-Tec B69Lum-Tec B69vsFilippo Loreti Watches Oscura All Black 45mm LeatherLum-Tec B69vsJorg Gray Watches JG8300AVI-8 Dambuster Chadwick Meca-QuartzvsCasio GBM-2100ACasio GBM-2100AvsCWC (Cabot Watch Company) Tamar Quartz Divers Watch