Seiko HELMET 6139-7100 Automatic Chronograph Date Men's Watch Black Dial Vintage – St. John's Institute (Hua Ming)
Thomas Timepieces on X: "A 70's funky Seiko Helmet on the wrist today. Despite the case being undeniably chunky, it fits beautifully around the wrist, seeing the original designers were thoughtful enough
Seiko Helmet Darth Vader for AU$1,268 for sale from a Private Seller on Chrono24
Seiko - Helmet- Al Pacino - 6139-7100 - Men - 1970-1979 - Catawiki