7A28-7050] Something unique for today. Seiko 7a28-7050 Speedmaster Chronograph from 1983. Designed by hall of fame car designer Giorgetto Giugiaro. Rotating case feature for better visibility while driving. : r/ Seiko
Seiko Speedmaster Chronograph mod | eBay
Seiko “Speedmaster” Professional Racing Mod, 40mm Chronograph VK63 Movement | eBay
Seiko Speedmaster MOD 335 USD - Free Worldwide delivery included