A great historical piece from the late American art-deco period, created around the 1940's and designed in the shape of a tank-car, with geometric steps patterns. Is carefully crafted, with impeccable care to the details in solid 18karats of yellow Gold, with white Gold parts for the gemstones settings. The bracelet is double chained and is suited with one invisible bar to be Wear. The case is mounted with 37 European round brilliant cuts Diamonds of several carats sizes; gradated (9 x 0.20), (16 x 0.10), (12 x 0.08). In addition, have 26 caliber French squared cut Diamonds, with a weight of 2.60 carats. All Diamonds are white colorless and calibrated, E/F/G color, eye clean VS-2 with a combined weight of 6.96 carats. The central panel is prong set with 18 round brilliants cuts of vivid red rubies with a combined weight of 2.70 carats. The rubies are calibrated, of Burmese provenance, eye clean and no heat. This piece have a total weight of 68.6 grams and the bracelet fit a wrist up to 7 inches. Very good conditions, minor surface scratches. Watch is keeping time. Upon Request, Auction House may provide an appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.