100% Authentic Original Casio G-Shock GSTB100B-1A4. If you’d like more information or pictures of G-Shock send us a message! SMARTPHONE LINK Links with a smartphone for more accurate timekeeping and access to a host of mobile link functions. Shock Resistant Shock-resistant construction protects against impact and vibration. S original solar-charging system converts not only sunlight but also light from fluorescent lamps and other sources into power. Specifications: Shock Resistant Screw Lock Crown Mineral Glass Neobrite Black ion plated bezel 200-meter water resistance Case / bezel material: Resin / Stainless steel Resin Band Tough Solar (Solar powered) LED light (Super Illuminator) Afterglow Mobile link (Wireless linking using Bluetooth®) Dual time (Home city time swapping) 1-second stopwatch Measuring capacity: 23:59’59 Measuring mode: split time. Countdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments) Daily alarm Battery level indicator Power Saving (hands stop to save power when the watch is left in the dark) Full auto-calendar (to year 2099) Date display Day indicator Regular timekeeping Analog: 3 hands hour, minute (hand moves every 10 seconds), second, 3 dials (dual time hour and minute, dual time 24-hour, day) Accuracy: ±15 seconds per month (with no mobile link function) Approx. Battery operating time: 5 months on rechargeable battery (operation period with normal use without exposure to light after charge) 24 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge) LED:White Approximate Dimensions: Size Of Case: 58.1×53.8×14.1mm. The item “Casio G-Shock GSTB100B-1A4 G-STEEL Tough Solar Bluetooth Black Strap Watch” is in sale since Thursday, May 14, 2020. This item is in the category “Jewelry & Watches\Watches, Parts & Accessories\Watches\Wristwatches”. The seller is “watchgalactic” and is located in Miami, Florida. This item can be shipped worldwide.

• Model: G-Shock
• Country/Region of Manufacture: Japan
• With Booklet: Yes
• Dial Style: Arabic Numerals
• With Original Packaging: Yes
• Customized: No
• Year Manufactured: 2010-Now
• Gender: Men’s
• Age Group: Adult
• Original Packaging Description: With Box and Tags
• Water Resistance Rating: 200 m (20 ATM)
• Complications: Date Indicator
• Manufacturer Warranty: 1 year
• Band Material: Metal
• Brand: Casio
• Style: Casual
• Case Finish: Brushed
• Dial Color: Black
• Reference Number: GSTB100B1A4
• Watch Shape: Oval
• Handedness: Right
• Display: Analog
• Case Material: Stainless Steel
• Movement: Mechanical (Automatic)
• Features: Day/Date
• Band Color: Black
• Band Type: Two-Piece Strap
• Case Size: 58 mm
• Type: Wristwatch
• Department: Men
• Caseback: Solid
• Vintage: No
• Water Resistance: 2000 m (200 ATM)
• Case Color: Silver
• MPN: GSTB100B1A4