Ultra-Chron Jumbo, stainless steel

“Ultra-Chron Jumbo”

The stainless steel reference of the 830x 'Jumbo' Ultra-Chron generation, distinguished from the earlier 795x series by a redesigned screw-down caseback that requires a 12-sided ring tool. It carries a sunray silver dial with gold-toned applied baton indices and the Ultra-Chron winged-hourglass…

Open in The Dial Atlas