UFO Robot Grendizer (1975)

UFO Robot Grendizer is a 74-episode television anime produced by Toei Animation from Go Nagai and Dynamic Planning's work. Toei records its original Japanese broadcast from October 5, 1975, through February 27, 1977. (Toei Animation)

Watches

Tissot PRX UFO Robot Grendizer T137.407.11.041.02: Official product partnership — not an in-work appearance. Tissot announced this steel, blue-dial PRX on August 22, 2024, in collaboration with UFO Robot Grendizer creator Go Nagai. Its Super-LumiNova Grendizer bust, Harken-style seconds hand, Japanese title text, engraved rotor and Spazer-inspired box reference the original anime. Tissot's announcement mentions the contemporaneous Grendizer U launch, but presents this watch as a tribute to the 1970s work rather than as a watch appearing in either series. (Swatch Group / Tissot)

Official partnership product · Not shown in the work

Tissot PRX UFO Robot Grendizer 50th Anniversary T137.407.33.051.01: Official product partnership — not an in-work appearance. Tissot and Go Nagai announced this black-PVD PRX on September 24, 2025, for the original anime's 50th anniversary, limited to 1,975 individually numbered pieces. Its sculpted luminous Grendizer dial, 18-karat-gold Harken-style seconds hand, hidden bezel engraving, engraved rotor and Spazer-inspired presentation capsule are licensed tribute details. (Swatch Group Japan / Tissot; Tissot)

Official partnership product · Not shown in the work