Side by side

Casio GM-B2100SDvsSpinnaker Fleuss Chronograph

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
Fleuss Chronograph
SpinnakerFleuss Chronograph
MSRP $325
See the full Fleuss Chronograph
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Buy used on eBay ↗
Buy from Spinnaker ↗
Buy used on eBay ↗

At a glance

13 of 29 specs differ
Diameter
GM-B2100SD44.4mm
Fleuss Chronograph43mm
Power Reserve
GM-B2100SD—
Fleuss Chronograph—
Water Resistance
GM-B2100SD200m
Fleuss Chronograph100m
MSRP
GM-B2100SD$600
Fleuss Chronograph$325

Full specifications

Case

8 specs
Category
Sport
Chronograph
Diameter
44.4mm
43mm
Thickness
12.8mm
14mm
Lug-to-Lug
49.8mm
51mm
Lug Width
—
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
—
—
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Mineral
Sapphire
AR Coating
No
—

Movement

2 specs
Caliber
—
Seiko VK64 (Meca-Quartz)
Power Reserve
—
0h

Pricing

1 specs
MSRP
$600
$325
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