The Halcyon Stage Submersible SPG combines precision pressure monitoring with practical versatility for technical diving. Featuring dual bar and psi scales, this gauge accommodates mixed-unit dive teams without confusion. The luminescent dial ensures clear readings in low-light underwater environments. Built tough with a nickel-plated brass body and acrylic lens, it withstands demanding conditions while the industrial-strength spring delivers accurate measurements up to 5,000 psi (360 bar). Compact and reliable, it's engineered for stage and deco cylinder applications where dependable performance matters most.