Vintage 35.5mm Rolex Optimists International Men。Product Description Item: Wristwatch Brand: Rolex Model: Optimists International Reference: 13863 Movement: Automatic Case Material: 14k GF Country: Swiss Gender: Men\'s Caliber: Tudor Size: 35.5mm About the brand: Founded in 1905 by Hans Wildorf, few brands command the luxury watch space like Rolex. The five pointed crown has become almost synonymous with luxury and success, and the desirable nature of their watches is reflected as such. Leading the way in accuracy and functional design, Rolex models like the Submariner, Daytona, GMT Master and Datejust have earned their place as some of the most iconic watches ever produced. Product Measurements Diameter: 35.5mm Lug Width: 18mm Tip to Tip of Lugs: 42mm Thickness: 12mm Product Condition Ok, overall condition for its age. Running, but it will need serviced. This means, it can run unreliably, start or stop and timekeeping is not guaranteed. There are scratches on the case. There is discoloration on the crystal. The dial has scratches and discoloration. The band is not original. Very rare double signed Rolex Tudor Prince with the Optimists International logo dial. Cased in solid 14kt gold, this watch could use a service, but this rare dialed watch is in original honest condition.