Side by side

Casio GM-B2100SDvsMakydo Stellar Black 42

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
Stellar Black 42
MakydoStellar Black 42
MSRP $237
See the full Stellar Black 42
Buy from Casio ↗
Buy used on eBay ↗
Buy from Makydo ↗
Buy used on eBay ↗

At a glance

13 of 29 specs differ
Diameter
GM-B2100SD44.4mm
Stellar Black 4242mm
Power Reserve
GM-B2100SD—
Stellar Black 42—
Water Resistance
GM-B2100SD200m
Stellar Black 4250m
MSRP
GM-B2100SD$600
Stellar Black 42$237

Full specifications

Case

7 specs
Category
Sport
—
Diameter
44.4mm
42mm
Thickness
12.8mm
11.4mm
Lug-to-Lug
49.8mm
0mm
Lug Width
—
27mm
Finish
—
—
Water Resistance
200m
50m

Crystal & Dial

3 specs
Crystal
Mineral
Sapphire
AR Coating
No
Yes
Dial Color
Black
—

Movement

2 specs
Caliber
—
Miyota OS20
Power Reserve
—
0h

Pricing

1 specs
MSRP
$600
$237
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