CASIO G-SHOCK DW-6900WD-1JF 40th Anniversary Metal Bezel 。The Casio G-Shock DW-6900 Steel Back Illuminating wristwatch is a durable and stylish timepiece known for its shock resistance and reliability. Featuring a steel band and a back illumination feature, this G-Shock model provides both durability and functionality. The DW-6900 is a popular choice among watch enthusiasts for its rugged design and accurate timekeeping, making it a practical and stylish accessory for everyday wear. Full working order green illuminated background works see pics. Any questions please let me know