Side by side

Casio GM-B2100SDvsOblvlo EM Skeleton

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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GM-B2100SD
CasioGM-B2100SD
MSRP $600
See the full GM-B2100SD
EM Skeleton
OblvloEM Skeleton
MSRP $269
See the full EM Skeleton
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At a glance

15 of 29 specs differ
Diameter
GM-B2100SD44.4mm
EM Skeleton43mm
Power Reserve
GM-B2100SD—
EM Skeleton—
Water Resistance
GM-B2100SD200m
EM Skeleton50m
MSRP
GM-B2100SD$600
EM Skeleton$269

Full specifications

Case

7 specs
Category
Sport
Skeleton
Diameter
44.4mm
43mm
Thickness
12.8mm
14mm
Lug-to-Lug
49.8mm
0mm
Lug Width
—
0mm
Finish
—
—
Water Resistance
200m
50m

Crystal & Dial

4 specs
Crystal
Mineral
Sapphire
AR Coating
No
—
Dial Color
Black
—
Lume
None
Super-LumiNova

Movement

3 specs
Caliber
—
—
Type
Quartz
Automatic
Power Reserve
—
0h

Pricing

1 specs
MSRP
$600
$269
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