The Casio G-Shock GA-2100-1A1 is a rugged yet stylish men’s analog-digital watch designed for those who demand durability without sacrificing modern design. Featuring an all-black stealth-inspired look, Carbon Core Guard construction, and legendary G-Shock toughness, this timepiece is built for adventure, sports, and everyday wear.

Powered by reliable Japanese Quartz movement, the GA-2100-1A1 combines analog hands with a digital display, offering multiple functions including world time, stopwatch, countdown timer, alarms, and a full auto calendar. The iconic octagonal bezel gives the watch a sleek, modern appearance while maintaining G-Shock’s renowned shock-resistant performance.

Constructed with a lightweight Carbon Core Guard case and durable black resin band, this watch delivers exceptional strength and all-day comfort. Double LED illumination ensures excellent readability in low-light conditions, while 200-meter water resistance makes it suitable for swimming, water sports, and outdoor adventures.

Whether you’re training, traveling, working, or exploring the outdoors, the Casio G-Shock GA-2100-1A1 delivers outstanding performance, durability, and unmistakable style.

PRODUCT DETAILS

Brand: Casio G-Shock
Model: GA-2100-1A1
Gender: Men’s
Display Type: Analog-Digital
Movement: Japanese Quartz
Case Material: Carbon Core Guard (Carbon Fiber Reinforced Resin)
Band Material: Resin
Band Color: Black
Dial Color: Black
Glass: Mineral Glass
Water Resistance: 200 Meters
Warranty: 1 Year International Warranty

KEY FEATURES

• All-Black Stealth Design
• Carbon Core Guard Structure
• Shock Resistant Construction
• Analog-Digital Display
• Double LED Super Illuminator
• World Time Function
• Stopwatch & Countdown Timer
• 5 Daily Alarms
• Full Auto Calendar
• 200M Water Resistance
• Lightweight Resin Strap
• Original Casio G-Shock Quality

FUNCTIONS

• Analog & Digital Time Display
• World Time
• Stopwatch
• Countdown Timer
• 5 Daily Alarms
• Hourly Time Signal
• Double LED Light
• Full Auto Calendar
• 12/24-Hour Time Format
• Shock Resistant
• Precision Quartz Timekeeping

SPECIFICATIONS

Case

• Case Material: Carbon Core Guard (Carbon Fiber Reinforced Resin)
• Case Shape: Round (Octagonal Bezel)
• Case Color: Black
• Case Diameter: 45 mm

Dial

• Dial Color: Black
• Display Type: Analog-Digital
• LED Illuminated Digital Display
• 3-Hand Analog Display (Hour, Minute, Second)

Band

• Band Material: Resin
• Band Color: Black
• Clasp Type: Buckle Closure

Movement

• Japanese Quartz Movement
• High Accuracy & Reliable Performance

Glass

• Mineral Glass

Water Resistance

• 200 Meters (20 ATM)

STYLE & OCCASION

• Sports Wear
• Outdoor Adventures
• Gym & Fitness
• Casual Wear
• Street Style
• Everyday Wear
• Travel
• Military Style
• Gift for Men
• Birthday Gift
• Anniversary Gift
• Father’s Day Gift

PACKAGE INCLUDES

• 1 × Original Casio G-Shock GA-2100-1A1 Watch
• 1 × Original Casio G-Shock Box
• 1 × User Manual
• 1 × Warranty Card