CASIO G‑SHOCK GM‑2100G‑1A9DR Men’s Metal‑Clad Analog‑Digital Watch – Black Resin Strap, Gold Ion‑Plated Bezel, 200M Water Resistant, Octagonal Case

The CASIO G‑SHOCK GM‑2100G‑1A9DR delivers a sleek fusion of premium metal styling and rugged durability. Designed as part of the G‑STEEL “metal‑covered” collection, this analog‑digital timepiece features a gold ion‑plated stainless‑steel octagonal bezel mounted on a black resin case, paired with a durable black resin strap. Engineered for both everyday wear and demanding environments, the GM‑2100G‑1A9DR offers 200‑metre water resistance, full shock‑resistant construction and a robust hybrid display platform.

Key Features:

• Model: GM‑2100G‑1A9DR (G‑SHOCK GM‑2100 Series)

• Case & Bezel: Resin inner case with stainless‑steel outer bezel finished in gold ion plating for a luxe contrast with black base

• Strap: Black resin strap for flexibility, comfort and durability

• Size: Approx. 49.3 × 44.4 × 11.8 mm; Weight: Approx. 72 g

• Water Resistance: 200 metres (20 bar) – suitable for swimming, showering and daily rugged use

• Construction: Shock‑resistant structure typical of G‑SHOCK metal‑covered models

• Displays & Functions:

• Analog hands (hour & minute) combined with digital display

• World Time covering 48 cities + UTC

• 1/100‑second stopwatch

• Countdown timer (up to 24 hours)

• 5 daily alarms + hourly time signal

• Full auto‑calendar (to year 2099)

• Hand shift feature (hands move away for unobstructed digital read‑out)

• LED double illumination (Super Illuminator) for analog dial and digital display

Style Appeal: Premium metal finish and black‑&‑gold contrast create a statement piece suitable for both casual and formal wear

Why Choose the GM‑2100G‑1A9DR:

• Elevated metal aesthetics with G‑SHOCK toughness: combines gold‑ion plated bezel with rugged resin case

• Compact yet substantial: maintains wearability while delivering credible durability

• Hybrid analog‑digital functionality for modern lifestyles — travel, sport, daily use

• Versatile design: black strap and gold bezel deliver a stylish profile that transitions from work to weekend

• Trusted G‑SHOCK performance: built to endure and impress

What’s Typically Included:

• Authentic CASIO G‑SHOCK GM‑2100G‑1A9DR watch

• Presentation box

• Instruction manual

• CASIO international warranty card

Keywords:

CASIO G‑SHOCK GM‑2100G‑1A9DR, G‑SHOCK GM‑2100 series metal‑covered, men’s G‑SHOCK analog‑digital watch, gold ion‑plated bezel G‑SHOCK, 200m water resistant G‑SHOCK, shock‑resistant metal watch for men, black resin strap G‑SHOCK men’s, premium G‑SHOCK hybrid watch.

Specifications

Basic Information

Case size (L× W× H)

49.3 × 44.4 × 11.8 mm

Weight

72 g

Case and bezel material

Resin / Stainless steel

Band

Resin Band

Construction

Shock Resistant

Water resistance

200-meter water resistance

Power supply and battery life

Approx. battery life: 3 years on SR726W X 2

Exterior

Glass

Mineral Glass

Surface treatment

Gold ion plated bezel

Compatible band size

145 to 215mm

Other

Neobrite

Watch Features

World time

World time 31 time zones (48 cities + coordinated universal time), daylight saving on/off

Stopwatch

1/100-second stopwatch Measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes) 1:00'00~23:59'59 (after 60 minutes) Measuring unit: 1/100 second (for the first 60 minutes) 1 second (after 60 minutes) Measuring modes: Elapsed time, split time, 1st-2nd place times

Timer

Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments)

Alarm/hourly time signal

5 daily alarms

Hourly time signal

Light

Double LED light LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow)

Light color

LED:White

Calendar

Full auto-calendar (to year 2099)

Mute feature

Button operation tone on/off

Accuracy

Accuracy: ±15 seconds per month

Other features

12/24-hour format

Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)

Regular timekeeping: Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (day) Digital: Hour, minute, second, pm, month, date