Side by side
Casio GBM-2100AvsOrient Star Avant-garde Skeleton
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
GBM-2100A44.4mm
Avant-garde Skeleton42.6mm
Power Reserve
GBM-2100A—
Avant-garde Skeleton50h
Water Resistance
GBM-2100A200m
Avant-garde Skeleton100m
MSRP
GBM-2100A$280
Avant-garde Skeleton$765
Full specifications
Case
7 specsCategory
Sport
Mechanical
Diameter
44.4mm
42.6mm
Thickness
11.9mm
13mm
Lug-to-Lug
49.3mm
49.2mm
Lug Width
—
21mm
Material
Bio-based Resin / Stainless steel
Stainless Steel
Water Resistance
200m
100m
Crystal & Dial
3 specsCrystal
Mineral
Sapphire
AR Coating
No
Yes
Dial Color
Silver
Black
Movement
4 specsCaliber
—
Orient F6F44
Type
Quartz
Automatic
Power Reserve
—
50h
Jewels
0
24
Pricing
1 specsMSRP
$280
$765
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