DeWitt Academia Grand Tourbillon AC.GT.003 18k Rose Gold Limited to 99 pieces Retail $255,000 LN/Collector owned LN 100% Authentic, comes with Box and Papers, as seen in photos. Swiss made DeWitt Academia Grand Tourbillon AC.GT.003 crafted in a polished 18k Rose Gold round shaped case with Imperial Columns measuring 46mm diameter. Fixed 18k Rose Gold bezel. Manually wound movement, power reserve up to ± 65 hours. Displays an Anthracite Grey Openwork Rose Gold Grid/ Blue Chapters on dial with a Roman numeral and Arabic numerals (date), facetted Rose Gold sword-shaped hands, regulator-style sub-dial time indication with hours at 9 o’clock, minutes on larger sub-dial at noon with minute track rim.. Both are jumping indications. Tourbillon cage aperture at 6 o’clock position. Skeletonised Date disc at 3 o’clock-and between 9 and 11 o’clock, adjustable by a corrector on case. 18k Rose Gold “W” crown, hidden case band pusher. Scratch resistant Sapphire crystal, transparent caseback. Blue Alligator strap with 18k Rose Gold “W” triple folding Deployment Buckle. Water resistant to 30m/99ft. Display signed " DeWitt ", Caseback inscribe & numbered, Movement signed… Movement... DeWitt’s first totally in-house manually wound tourbillon movement., caliber DW 8030 – 38 jewels, unique bridge design, 2.5Hz (18,000 bph), 327 parts, power reserve of 65 hours. Slower frequency is sometimes desired, allows greater visual performance of the oscillating balance wheel, free-spring balance wheel fitted with Spiral Straumann balance spring with Philips curve. The movement has a date indicator disc. ...“Watch has been in House Serviced, comes with 1 year Service Warranty”… .