Casio's MR-G collection introduces the "SIMPLICITY & INTELLIGENCE" MRGB1000B-1A model with the help of advanced Japanese engineering as well as their customary technical skillsets. Toughness with exquisite designs comes a new model under the theme of "Simplicity & Intelligence." Simple black traditional Casio color style is implemented in the style of the shaded patterns of black ink wash paintings.

• Black, 52.2 × 46.2 × 14.6 mm Titanium Case
• Black, Titanium Bracelet
• Black Dial, Silver & Gold Accents, Analog Display
• Shock Resistant
• 200m Water Resistant
• Tough Solar
• LED light (super illuminator) with afterglow
• Time Calibration signal reception auto receive up to six times a day (remaining auto receives canceled as soon as one is successful)
• 5 times a day for the Chinese calibration signal the latest signal reception results
• Atomic time Keeping
• Radio Wave Reception: Automatic reception up to six times a day (except for use in China: up to five times a day)
• Radio Frequency: 77.5 kHz (DCF77: Germany); 60 kHz (MSF: UK)
• 60 kHz (WWVB: USA); 40 kHz (JJY: Fukushima
• Japan) / 60 kHz (JJY: Kyushu, Japan); 68.5 kHz
• (BPC: China)
• Mobile Link (wireless linking using Bluetooth)
• Auto hand home possition correction
• Dual time
• 27 time zones, daylight savings on/off, home city swapping
• 1-second stopwatch
• measuring capacity: 23:59'59"
• Measuring modes: Elapsed 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
• Regular timekeeping
• Analog: 3 hands (hour, minute, (hand moves every 10 seconds), second)
• 4 dials (24-hour, day, dual time hour and minute, dual time 24-hour) date
• Accuracy: /- 15 seconds per month (with no signal calibration)
• Approx battery operation time
• 5 months on rechargeable battery (operation period with normal use without exposure to light after charge)
• 18 months on rechargeable battery (operation period when stored in total darkness with the power save funtion on after full change)