Side by side
Casio ECB-2300DvsCasio GBM-2100A
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
7 of 29 specs differDiameter
ECB-2300D45.8mm
GBM-2100A44.4mm
Power Reserve
ECB-2300D—
GBM-2100A—
Water Resistance
ECB-2300D100m
GBM-2100A200m
MSRP
ECB-2300D$280
GBM-2100A$280
Full specifications
Case
6 specsCategory
Chronograph
Sport
Diameter
45.8mm
44.4mm
Thickness
10.9mm
11.9mm
Lug-to-Lug
50.2mm
49.3mm
Material
Stainless Steel
Bio-based Resin / Stainless steel
Water Resistance
100m
200m
Crystal & Dial
1 specsDial Color
Blue
Silver
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