G-Shock Octagon GM-2100 Men’s Watch


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Item code: M136634

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G-Shock Octagon GM-2100 Men’s Watch | £209

Ring Size Guide

Ring Size Circumference (mm) Ring Size Circumference (mm) Ring Size Circumference (mm)
J 48.7 P 56.3 V 64.0
K 50.0 Q 57.6 W 65.3
L 51.2 R 58.9 X 66.6
M 52.5 S 60.2 Y 67.8
N 53.8 T 61.4 Z 68.5
O 55.1 U 62.7
Ring Size Circumference (mm) Ring Size Circumference (mm)
I 48.0 R 58.9
J 48.7 S 60.2
K 50.0 T 61.4
L 51.2 U 62.7
M 52.5 V 64.0
N 53.8 W 65.3
O 55.1 X 66.6
P 56.3 Y 67.8
Q 57.6 Z 68.5

Please note that this is only a guide and will not take into account the style of ring. For example, if you are choosing a ring with a deep band width, you may need a larger size.

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    It is an identical product that is in stock and available for immediate purchase.
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    The price can be seen and verified online.

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G-Shock Octagon GM-2100 Men’s Watch (M136634)


Introducing this Casio G-Shock Octagon GM-2100 Men’s Watch, combining steel and an adaptable cloth strap. Ensuring a robust design built to match style with substance.


At A Glance


  • Presented on a black tone resin strap
  • 49.3mm case with 200m water resistance
  • Black dial with stainless steel hands and hour markers
  • Date and weekday are displayed on the watch face
  • Powered by a quartz movement


Supplier Code GM-2100CB-1AER
Range GM-2100
Collection GM-2100
Strap/Finish Material,Stainless Steel,Black tone
Strap Type Strap
Watch Movement Quartz
Function Worldtime , Alarm
Water Resistancy 200m
Case Size (mm) 49.3
Dial Colour Black
Markers Batons
Glass Type Mineral Glass
Manufacturer Warranty 2 Years
Finish Polished

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