Battery replaced. Works without issue. There is some aging, but the band and bezel have no cracks or stickiness. The watch is clean even with the band removed. No box or instruction manual. Gold LCD: The watch face's LCD has a special gold color. 1999 Commemorative Model: This is a commemorative model (PREMIUM) sold in 1999. EL Backlight: When the backlight is turned on, the number "1999" appears. Design: The gold characters and LCD stand out against the black bezel and band, making it a premium Speed Model. Model Number: Primarily known as DW-5600EGP-9T. This model is rare and is sometimes treated as a collector's item.