The G-Shock GBA-900-1AER is a durable and smart timepiece from the G-SQUAD line. It offers Bluetooth connectivity for tracking fitness metrics like distance, pace, and calories burned by syncing with your smartphone's GPS. The watch is designed for comfort and visibility, featuring a soft urethane band, a MIP LCD display, and a Super Illuminator backlight.

• Resin and stainless steel construction
• Shock Resistant Construction
• Mineral Glass
• MIP LCD Display
• 200m Water Resistance
• Bluetooth® Connectivity
• CASIO WATCHES App Compatible
• Adjustable Band
• 1/100th stopwatch
• Countdown timer
• Multi-function alarm
• Flash alert
• 12/24 hour time formats
• 2-year battery life
• Weight: 61 g

Brand

G-Shock

Colorway

Black

Colors

black/grey/white/olive

Listed

December 17, 2025

Model

GBA-900-1AER

Gender

unisex

Category

Apparel & Accessories/Jewelry/Watches

Tags

John Mayer x Hodinkee Collab