G-Shock G-Steel Solar powered Watch. GSTB1000D-1A - The "Silver Turbine" Chronograph

The GST-B100D-1A is a study in Monochromatic Precision. Its standout feature is the solid stainless steel bracelet, which gives the watch a substantial, high-end weight (185 g) and a seamless "Integrated Sport Watch" silhouette. The bezel is forged from high-grade steel with a sophisticated vertical hairline finish, creating a sharp, architectural contrast against the mirror-polished accents.

The dial remains the iconic 3D landscape of gear-shaped parts, but in this version, the silver metallic indexes and hands pop against the black face, evoking the look of a high-performance aircraft engine or a luxury sports car's dashboard.

Key Performance Features

Full Stainless Steel Construction: A solid metal bracelet with a one-touch, three-fold clasp, paired with a layered steel-and-resin bezel for ultimate "Luxury-Tough" durability.

The "Turbine" Functional Disk: A rotating sub-dial at the 9 o'clock position that indicates battery level and alarm status, spinning kinetically when functions are activated.

Smartphone Link (Bluetooth®): Connects to the G-SHOCK app to automatically adjust to the local time anywhere in the world and allows for easy setting of alarms and world time.

Tough Solar Power: Converts even weak light from fluorescent lamps into power, ensuring the high-torque motors for the analog hands and turbine never stop.

Dual City World Time: Features a dedicated sub-dial at the 6 o'clock position, allowing you to track two time zones simultaneously—perfect for international business or travel.

Super Illuminator (High-Brightness LED): A powerful white LED light that floods the dial, making the silver metallic components glow with surgical clarity in the dark.

200m Water Resistance: Fully professional-grade protection—this "Steel Suit" is as comfortable in the deep sea as it is in a boardroom.

In the Box
Premium G-STEEL Presentation Box, G-SHOCK GST-B100D-1A "Full Steel," Technical Manual, and Warranty.