Side by side

Casio GBM-2100AvsZelos GT

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

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GBM-2100A
CasioGBM-2100A
MSRP $280
See the full GBM-2100A
GT
ZelosGT
MSRP $499
See the full GT
Buy from Casio ↗
Buy used on eBay ↗
Buy from Zelos ↗
Buy used on eBay ↗

At a glance

15 of 29 specs differ
Diameter
GBM-2100A44.4mm
GT42mm
Power Reserve
GBM-2100A—
GT—
Water Resistance
GBM-2100A200m
GT100m
MSRP
GBM-2100A$280
GT$499

Full specifications

Case

8 specs
Category
Sport
Chronograph
Diameter
44.4mm
42mm
Thickness
11.9mm
10.8mm
Lug-to-Lug
49.3mm
42mm
Lug Width
—
22mm
Material
Bio-based Resin / Stainless steel
316L Stainless Steel
Finish
—
—
Water Resistance
200m
100m

Crystal & Dial

3 specs
Crystal
Mineral
Sapphire
AR Coating
No
—
Dial Color
Silver
SS - Azzurro

Movement

3 specs
Caliber
—
Miyota 9133
Type
Quartz
Automatic
Power Reserve
—
0h

Pricing

1 specs
MSRP
$280
$499
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