The Casio G-Shock GST-B400D-1A G-Steel Men’s Watch combines a refined stainless steel design with the legendary toughness of G-Shock. Featuring a slim, lightweight G-Steel case and a solid stainless steel bracelet, this model offers both durability and everyday comfort.

Powered by Tough Solar technology, the watch charges from light, eliminating the need for regular battery changes. With Bluetooth Smartphone Link, the watch connects to the Casio app for automatic time adjustment and easy control of settings, ensuring accurate time wherever you are.

Built with shock resistance and 200-metre water resistance, the GST-B400D-1A is suitable for daily wear, business, sports, and outdoor activities. The black analogue dial provides excellent readability while maintaining a clean, premium appearance.

Brand: Casio

Model: GST-B400D-1A

Series: G-Shock G-Steel

Department: Men

Type: Wristwatch

Movement: Quartz (Tough Solar)

Display: Analogue

Case Material: Stainless Steel & Resin

Band Material: Stainless Steel

Band Colour: Silver

Dial Colour: Black

Case Colour: Silver

Case Size: 46.6 mm (approx.)

Water Resistance: 200 m (20 ATM)

Features:

Bluetooth Smartphone Link

Tough Solar Power

Shock Resistant

World Time

Stopwatch

Countdown Timer

Daily Alarm

Date Display

LED Light

Reference Number: GST-B400D-1A

With Original Box: Yes (if applicable)

With Manual/Booklet: Yes (if applicable)

Condition: New