G‑SHOCK™ GA-100-1A2DR-S

The Casio G-SHOCK GA-100-1A2DR-S is a rugged analog-digital watch that pairs the iconic oversized GA-100 design with striking blue accents. Engineered for exceptional durability, it features a black resin case and band, a bold multi-layered dial, and G-SHOCK's legendary shock-resistant construction. With magnetic resistance, 200-meter water resistance, Super Illuminator LED lighting, and advanced timekeeping functions, it is built for sports, outdoor adventures, work, and everyday wear. Official specifications are based on Casio's official product documentation.

Key Features

• Shock Resistant
• Magnetic Resistant
• 200-meter water resistance (20 Bar)
• Analog and digital display
• Oversized multi-layered dial
• Super Illuminator LED light
• World Time
• 1/1000-second stopwatch
• Countdown timer
• 5 daily alarms
• Full auto-calendar
• Auto LED light
• 12/24-hour time formats

Timekeeping

Displays:

• Hour
• Minute
• Second
• Day
• Date
• Analog and digital time display
• World Time (29 time zones, 48 cities + UTC)
• 12/24-hour time formats
• Full auto-calendar (to 2099)
• High-accuracy quartz movement (±15 seconds per month)

Design & Materials

• Black resin case
• Black resin bezel
• Black resin band
• Buckle closure
• Mineral glass
• Magnetic Resistant construction
• Shock-resistant construction
• Oversized multi-layered dial
• Lightweight yet rugged design

Colors

• Case: Black
• Bezel: Black
• Band: Black Resin
• Dial: Black with Blue Accents
• Hour Markers: Blue
• Hands: Black with luminous coating

Note: The GA-100-1A2DR-S features the classic G-SHOCK black-and-blue color combination, giving the iconic GA-100 series a bold, sporty appearance while maintaining the durability and performance expected from G-SHOCK.

Power

• Battery Type: CR1220
• Approximate Battery Life: 2 Years

Water Resistance

200 meters (20 Bar)

Suitable for:

• Daily hand washing
• Showering
• Swimming
• Snorkeling
• Recreational scuba diving

What's Included

• Casio G-SHOCK GA-100-1A2DR-S Watch
• Original Casio Box
• Instruction Manual
• Warranty Card (provided by the authorized distributor)