Side by side

Casio GM-B2100SDvsSpinnaker Tesei Titanium

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
Tesei Titanium
SpinnakerTesei Titanium
MSRP $625
See the full Tesei Titanium
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At a glance

13 of 29 specs differ
Diameter
GM-B2100SD44.4mm
Tesei Titanium42mm
Power Reserve
GM-B2100SD—
Tesei Titanium—
Water Resistance
GM-B2100SD200m
Tesei Titanium200m
MSRP
GM-B2100SD$600
Tesei Titanium$625

Full specifications

Case

7 specs
Category
Sport
Diver
Diameter
44.4mm
42mm
Thickness
12.8mm
14mm
Lug-to-Lug
49.8mm
50mm
Lug Width
—
22mm
Material
Stainless Steel
Titanium
Finish
—
—

Crystal & Dial

2 specs
Crystal
Mineral
Sapphire
AR Coating
No
—

Movement

3 specs
Caliber
—
Seiko NH35
Type
Quartz
Automatic
Power Reserve
—
0h

Pricing

1 specs
MSRP
$600
$625
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