Casio G-SHOCK DW6900RRB-4 – 6900 Series Digital Watch

The Casio G-SHOCK DW6900RRB-4 represents one of the most recognizable silhouettes in G-SHOCK history—the legendary 6900 series. Finished in a bold brand-red colorway, this model blends iconic street style with proven toughness, making it a timeless choice for everyday wear and active lifestyles.

Design Overview

The DW6900RRB-4 features the instantly recognizable round 6900 case design with its signature triple-graph display layout. The vivid red resin case and band are paired with an inverted LCD, creating a powerful contrast that highlights G-SHOCK’s rugged identity. A vapor-deposited red finish on the dial seamlessly integrates with the bezel and band, delivering a bold and cohesive appearance.

Key Highlights

• Iconic 6900 series round case, a long-standing G-SHOCK classic.
• Shock-resistant construction built for durability.
• 200-meter water resistance for confidence in water activities.
• Bio-based resin bezel and band to help reduce environmental impact.
• Inverted LCD display with high-contrast visibility.

Features

Case & Band

• Case Size (L × W × H): 53.2 × 50 × 18.7 mm
• Material: Resin / Bio-based resin
• Band: Bio-based resin band
• Weight: 67 g

Durability

• Shock Resistant structure designed to absorb impact.
• Water Resistance: 200 meters

Exterior

• Glass: Mineral Glass
• Compatible Band Size: 145 to 205 mm

Technology & Functional Highlights

Timekeeping

• Digital Display:
  • Hour, minute, second, pm, month, date, day
• 12/24-hour format

Stopwatch

• 1/100-second stopwatch
• Measuring Capacity:
  • 00'00"00–59'59"99 (first 60 minutes)
  • 1:00'00–23:59'59 (after 60 minutes)
• Measuring Modes: Elapsed time, split time, 1st–2nd place times

Countdown Timer

• Measuring Unit: 1 second
• Countdown Range: 24 hours
• Start Time Setting: 1 second to 24 hours
• Increments: 1-second, 1-minute, and 1-hour increments
• Auto-repeat function

Alarms & Alerts

• Multi-function alarm
• Hourly time signal
• Flash Alert: Flashes with buzzer for alarms, hourly signal, and countdown timer

Lighting

• LED Backlight (Super Illuminator)
• Afterglow
• Light Color: White

Calendar & Accuracy

• Full Auto-Calendar: Up to year 2099
• Accuracy: ±15 seconds per month

Power & Battery

• Battery Life: Approx. 5 years on CR2016

Summary

The Casio G-SHOCK DW6900RRB-4 combines the unmistakable 6900 series design with bold red styling and trusted G-SHOCK durability. Featuring shock resistance, 200-meter water resistance, long battery life, and essential digital functions, this model is ideal for street fashion, casual wear, and active daily use. A true G-SHOCK icon that continues to stand the test of time.

For more details, visit the official CASIO website here.

Warranty

All our G-SHOCK watches include the official manufacturer’s warranty for peace of mind and long-term protection.

▶︎ Processing Time & Shipping Policy
▶︎ Refund Policy
We only carry G-SHOCK USA products.
Unfortunately, we DO NOT ship internationally.