Grey titanium case with a blue leather with carbon structure strap. Fixed blue ceramic bezel. Skeleton dial with blue hands and index-Roman numerals hour markers. Dial Type: Analog. Ulysse Nardin Calibre UN-171 Hand Wind movement, containing 23 Jewels, bitting at 18000 vph, and has a power reserve of approximately 170 hours. Scratch resistant sapphire crystal. Transparent see through case back. Round case shape, case size: 45 mm. Folding buckle clasp. Water resistant at 30 meters / 100 feet. Functions: hour, minute, flying tourbillon. Additional Info: limited edition of 50 pieces. Executive Skeleton Tourbillon Series. Luxury watch style. Watch label: Swiss Made. Ulysse Nardin Executive Skeleton Tourbillon Men's Limited Edition Hand Wound Watch 1713-139LE/US.specs:Case Case Size:45Case Material:TitaniumCase Shape:RoundCase Back:Transparent See ThroughBand Band Material:Leather with Carbon StructureBand Type:StrapBand Color:BlueClasp:Folding BuckleDial Dial Color:SkeletonType:AnalogCrystal:Scratch Resistant SapphireHands:BlueDial Markers:Index-Roman NumeralsBezel:FixedBezel Color:BlueBezel Material:CeramicInformation Brand:Ulysse NardinSeries:Executive Skeleton TourbillonCollection Name:Executive Skeleton TourbillonGender:MensModel:1713-139LE/USWatch Label:Swiss MadeMovement:Hand WindEngine:Ulysse Nardin Calibre UN-171Power Reserve:170 hoursFeatures Water Resistance:30 meters / 100 feetFunctions:Hour, Minute, Flying TourbillonWatch Features:Tourbillon, Titanium, Leather, Ceramic, AnalogAdditional Info Watch Style:LuxuryWarranty:2 Year Goldia WarrantyAdditional Info:Limited Edition of 50 piecesGoldia Sku:UN1713-139LE-USDepartment:WatchesCategory:Watches