Casio GM-2110DvsLum-Tec B71
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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.

GM-2110D

B71
Diameter
44.4mm
44mm
Lug-to-Lug
49.3mm
lowest
51.5mm
Thickness
11.8mm
n/a
Water Resistance
200m
200m
MSRP
$330
lowest
$595
Movement
Quartz
Ronda 515
Case
6 specsDiameter
44.4mm
44mm
Thickness
11.8mm
n/a
Lug-to-Lug
49.3mm
51.5mm
Lug Width
n/a
22mm
Material
Resin / Stainless steel
316L Stainless Steel (DLC coated)
Finish
n/a
n/a
Crystal & Dial
3 specsCrystal
Mineral
Domed Sapphire
AR Coating
No
n/a
Dial Color
Navy
B71
Movement
2 specsCaliber
n/a
Ronda 515
Power Reserve
n/a
0h
Pricing
1 specsMSRP
$330
$595
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