Casio GM-S2110BP-5AvsScurfa Diver One D1-500

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Casio GM-S2110BP-5A at true scale

GM-S2110BP-5A

Scurfa Diver One D1-500 at true scale

Diver One D1-500

Diameter

40.5mm

40mm

Lug-to-Lug

n/a

47.7mm

Thickness

11mm

lowest

14.4mm

Water Resistance

200m

500m

highest

MSRP

$210

lowest

$286

Movement

5730

ETA F06.412

Case

5 specs
Diameter
40.5mm
40mm
Thickness
11mm
14.4mm
Lug-to-Lug
n/a
47.7mm
Material
Resin / Resin (Bio-based) / Stainless steel
Stainless Steel
Water Resistance
200m
500m

Crystal & Dial

1 specs
Crystal
Mineral
Sapphire

Movement

1 specs
Caliber
5730
ETA F06.412

Pricing

1 specs
MSRP
$210
$286
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Casio GM-S2110BP-5A

Owners note the Casio GM-S2110BP-5A's strap gets dirty easily but cleans well, and the watch itself resists scratches during frequent wear. Some owners lament the lack of a positive display and find the lume could be brighter. A metal conversion kit is available, transforming the watch into a daily wearer. Overall, owners appreciate the Casio GM-S2110BP-5A for its scratch resistance and the potential for customization via modding kits.

Scurfa Diver One D1-500

Owners and reviewers widely praise the Scurfa Diver One D1-500 for its robust 40mm case, excellent legibility, and precise 120-click bezel, with many finding its size ideal for everyday wear. The scratch-resistant, single-domed sapphire crystal is highlighted, and while lume is generally lauded as great, one reviewer noted it was not as impressive as on another model. The aluminum bezel is a welcome variation from more common black bezels. The watch is noted for its 500m water resistance, a feature that requires specific construction elements like a larger case back gasket. On balance, owners and reviewers rate the Scurfa Diver One D1-500 highly for its tool-like build quality and legibility at its price point.

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