Casio G-Shock GM-2100YRA-8ADR

🔹 Design & Build

Case Size: 49.3 × 44.4 × 11.8 mm
Dial Colour: Matte Black with Red Accents & Vivid Red Negative LCD
Strap Type: Tough Silicone Band (Resin Band)
Crystal: Mineral Glass
Case Shape: Octagonal (CasiOak Design)
Finish: Fine Metallic Series Design with High-Contrast Black & Red Styling
Bezel: Stainless Steel Bezel (Silver Tone)
Case Material: Resin / Stainless Steel
Display: Analog-Digital (Negative LCD Display)
Weight: 84 g
Compatible Wrist Size: 145–215 mm

🔹 Specifications

Brand: CASIO
Series: G-SHOCK Fine Metallic Series / 2100 Series
Model: GM-2100YRA-8ADR
Gender: Men 
Warranty: 1 Year CASIO Official Warranty
Movement: Quartz Analog-Digital
Water Resistance: 200 meters / 20 BAR – suitable for swimming and water activities
Strap Material: Tough Silicone / Resin
Case Material: Resin / Stainless Steel
Battery: SR726W × 2 (Approx. 3 Years Battery Life)
Accuracy: ±15 seconds per month
Construction: Shock Resistant

🔹 Key Features

✨ Fine Metallic Series Design
Features the iconic octagonal CasiOak silhouette with a premium silver stainless steel bezel and modern metallic styling.

🖤🔴 Black & Red High-Contrast Dial
The matte black dial is enhanced with vivid red accents, red chapter ring details, and a striking red negative digital display.

⌚ Analog-Digital Display
Combines polished silver-tone hands with luminous tips and digital functions for a stylish yet practical design.

💎 Premium Metallic Finish Strap
The tough silicone strap includes a silvery vapor deposition finish on the underside, complementing the stainless steel bezel.

💪 Shock Resistant Structure
Built with G-SHOCK durability to withstand impacts and daily challenges.

💦 200M Water Resistance
Suitable for swimming, outdoor activities, and active lifestyles.

🌍 World Time Function
Supports 31 time zones (48 cities + UTC) with daylight saving time on/off.

⏱ 1/100-Second Stopwatch
• Measuring capacity:
 – 00'00''00 ~ 59'59''99 (first 60 minutes)
 – 1:00'00 ~ 23:59'59 (after 60 minutes)
• Modes: Elapsed time, split time, 1st–2nd place times

⏲ Countdown Timer
• Measuring unit: 1 second
• Countdown range: 24 hours
• Auto-repeat function

⏰ Alarm Functions
• 5 daily alarms
• Hourly time signal

💡 Double LED Light (Super Illuminator)
• White LED
• Analog face illumination + digital display backlight
• Selectable illumination duration (1.5 / 3 seconds)
• Afterglow function

📅 Full Auto Calendar
• Up to year 2099

🔄 Additional Functions
• Hand shift feature for clear digital display viewing
• 12/24-hour format
• Analog: Hour, minute + day indicator
• Digital: Hour, minute, second, PM, month, date

📦 In the Box

✔️ CASIO G-SHOCK GM-2100YRA-8ADR Watch × 1
✔️ G-SHOCK Original Box × 1
✔️ Warranty Card × 1

💡 Why Choose This Model?

✅ Premium silver metal bezel with iconic CasiOak design
✅ Bold matte black dial with vibrant red Fine Metallic styling
✅ Analog-digital functionality with stylish futuristic appearance
✅ Shock resistant and 200M water resistant durability
✅ Tough silicone strap with metallic finish details
✅ Compact octagonal design suitable for everyday wear
✅ Perfect blend of luxury, street style, and G-SHOCK toughness
✅ 100% Authentic CASIO
✅ 1 Year Official CASIO Warranty