The AquaLung US Divers Calypso J Vintage SCUBA Regulator is a classic piece of equipment designed by U.S. Divers. Made in the United States, this regulator features a CALYPSO J model, embodying the quality and craftsmanship of vintage SCUBA gear. Perfect for collectors or enthusiasts looking for a piece of diving history, this regulator is sure to evoke nostalgia for the golden era of underwater exploration.