The provided information describes a product, not a vehicle, device, or machine. There is no mention of a "CASIO AW-570 BG-390D DB-81CS GT-000C PRL-10/20 SERIES MTP-1000 SRIES LTP-1000 SERIES MQ-24 MQ-76 WATCHES 1997" as a specific vehicle, device, or machine. Instead, it refers to a collection of Casio watch models released in 1997, specifically the PRL-10/20, MTP-1000, LTP-1000, MQ-24, and MQ-76 series.

These watches are likely analog or digital timepieces, possibly featuring additional functions like alarms, chronographs, or date displays. The description mentions a repair manual and parts list, suggesting these watches are no longer readily available for purchase and that individuals interested in their maintenance or repair might need to rely on secondary sources for information and parts. It's likely these watches have a simple mechanical design, and their repair might require basic tools and knowledge of watchmaking.