Engineered with precision, the G-SHOCK GM-B2100BPC-1ADR celebrates 40 years of innovation through its distinctive octagonal full-metal case adorned with rainbow spectrum accents. This limited edition timepiece combines G-SHOCK's legendary durability with sophisticated style, allowing wearers to express their individuality while enjoying advanced functionality. The perfect fusion of technical excellence and artistic design for the discerning collector who values both performance and self-expression.