Shubb’s Capo Royale Paua Pearl is the latest addition to its Capo Royale series which utilizes its titanium-based PVD finish. Paua is the native New Zealand name for a species of abalone. Luthiers often use Paua shell for the inlays on the most specialized guitars. The capo is available in two models: C1P for steel string guitar and C2P for nylon string guitar.