Side by side

Casio GM-2100vsTissot Seastar 1000 Chronograph

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

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GM-2100
CasioGM-2100
MSRP $220
See the full GM-2100
Seastar 1000 Chronograph
TissotSeastar 1000 Chronograph
MSRP $650
See the full Seastar 1000 Chronograph
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At a glance

15 of 29 specs differ
Diameter
GM-210044.4mm
Seastar 1000 Chronograph45.5mm
Power Reserve
GM-2100—
Seastar 1000 Chronograph—
Water Resistance
GM-2100200m
Seastar 1000 Chronograph300m
MSRP
GM-2100$220
Seastar 1000 Chronograph$650

Full specifications

Case

8 specs
Category
Sport
Diver
Diameter
44.4mm
45.5mm
Thickness
11.8mm
12.82mm
Lug-to-Lug
49.3mm
45.5mm
Lug Width
—
22mm
Material
Resin / Stainless steel
Stainless Steel
Finish
—
—
Water Resistance
200m
300m

Crystal & Dial

4 specs
Crystal
Mineral
Sapphire
AR Coating
No
Yes
Indices
—
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
—
—
Power Reserve
—
0h

Pricing

1 specs
MSRP
$220
$650
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