Side by side

Casio GMA-P2100vsUndone Undone

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

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GMA-P2100
CasioGMA-P2100
MSRP $110
See the full GMA-P2100
Undone
UndoneUndone
MSRP $250
See the full Undone
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Buy used on eBay ↗
Buy from Undone ↗
Buy used on eBay ↗

At a glance

13 of 29 specs differ
Diameter
GMA-P210040.2mm
Undone40mm
Power Reserve
GMA-P2100—
Undone—
Water Resistance
GMA-P2100200m
Undone50m
MSRP
GMA-P2100$110
Undone$250

Full specifications

Case

8 specs
Category
Sport
—
Diameter
40.2mm
40mm
Thickness
11.2mm
0mm
Lug-to-Lug
46mm
0mm
Lug Width
—
0mm
Material
Resin / Bio-based resin
Stainless Steel
Finish
—
—
Water Resistance
200m
50m

Crystal & Dial

3 specs
Crystal
Mineral
—
AR Coating
No
—
Dial Color
White
—

Movement

1 specs
Caliber
—
Seiko 9F88

Pricing

1 specs
MSRP
$110
$250
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