1954 Jumbo Omega with Sub Seconds Model 2687 in 18ct Pink Gold CaseThis Watch This jumbo Omega, coming in at 38mm, is quite rare for a watch of this age! We love its large, 18ct pink gold case, which houses the impeccable Omega manual wind, caliber 266 movement. The cream dial has a gorgeous, even patina, expected with a watch of this age, and gives the timepiece character. Applied gilt arrow markers adorn the outer edge of the dial, with a printed, minute track just inside. The watch also has gilt hour and minute