Like it did in in Japan on its initial pre-order release, the G-Shock GAB2100-1A has been selling out in the U.S. Online pre-orders have sold out at gshock.casio.com/us and Reeds Jewelers within days. The other three colors (blue, green, yellow) remain available at Reeds, and blue and yellow are available at casio.com with green coming soon. We should start to see the GAB2100 series at other U.S. retailers in June. Seeing the early pre-orders selling out doesn’t mean that the GAB2100-1A will end up selling out everywhere, but it could possibly sell out at other popular retailers. The series also