Casio
Baby G - BG-166
SPECIFICATIONS
Movementquartz
Case size42.6mm
Case materialResin case with stainless-steel caseback
Thickness16.4mm
Water resistance200m / 20 bar
Crystalmineral
Dial colorgrey LCD
ComplicationsTime, day, date, World time, Stopwatch/chronograph, Countdown timer, Daily alarms, Day counter, Data bank, Electroluminescent backlight
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For a collector, the BG‑166 represents one of the early compact Baby‑G digital “tool watches” for women, pairing genuine G‑Shock‑style ruggedness with a smaller case and playful colorways. Its dual‑display layout, event day counter, and data memory / phone‑number storage mark it as part of the high‑function, late‑’90s Casio digital era rather than a simple fashion watch.