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Casio GR-B300vsDryden Chrono Diver Gen 2

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

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GR-B300
CasioGR-B300
MSRP $330
See the full GR-B300
Chrono Diver Gen 2
DrydenChrono Diver Gen 2
MSRP $450
See the full Chrono Diver Gen 2
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Buy used on eBay ↗
Buy from Dryden ↗
Buy used on eBay ↗

At a glance

14 of 29 specs differ
Diameter
GR-B30054.7mm
Chrono Diver Gen 242mm
Power Reserve
GR-B300—
Chrono Diver Gen 2—
Water Resistance
GR-B300200m
Chrono Diver Gen 2101m
MSRP
GR-B300$330
Chrono Diver Gen 2$450

Full specifications

Case

8 specs
Category
Sport
Chronograph
Diameter
54.7mm
42mm
Thickness
15.7mm
13.5mm
Lug-to-Lug
59mm
49mm
Lug Width
—
22mm
Material
Bio-based Carbon / Bio-based resin / Sta
316L Stainless Steel
Finish
—
—
Water Resistance
200m
101m

Crystal & Dial

3 specs
Crystal
Mineral
Domed Sapphire
AR Coating
No
—
Dial Color
Black
PVD Vintage

Movement

2 specs
Caliber
—
—
Power Reserve
—
0h

Pricing

1 specs
MSRP
$330
$450
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