Side by side

Casio EFV-650DvsCasio GMA-S2100

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

EFV-650D
CasioEFV-650D
MSRP $120
GMA-S2100
CasioGMA-S2100
MSRP $110

At a glance

7 of 29 specs differ
Diameter
EFV-650D43.5mm
GMA-S210042.9mm
Power Reserve
EFV-650D
GMA-S2100
Water Resistance
EFV-650D100m
GMA-S2100200m
MSRP
EFV-650D$120
GMA-S2100$110

Full specifications

Case

6 specs
Category
Chronograph
Sport
Diameter
43.5mm
42.9mm
Thickness
11mm
11.2mm
Lug-to-Lug
48.6mm
46.2mm
Material
Stainless Steel
Carbon / Resin
Water Resistance
100m
200m

Pricing

1 specs
MSRP
$120
$110
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