DE BETHUNE DB26 PERPETUAL CALENDAR DB26TS1 18K WHITE GOLD LTD RETAIL $167,500 LNIB 99% Excellent Condition 100% Authentic.Comes in Box set & Papers plus a convenient size Travel case, as seen in photos... Swiss made De Bethune Perpetual calendar DB26TS1 in crafted 18k White Gold round shaped case measuring 44.4mm diameter. Fixed 18k White Gold bezel, mechanical winding movement, power reserve up to ±120 hours, 5 days. Displays a Silver colored guilloche dial. Sapphire hands surrounded by hand-blued steel, blue minute dots markers, indexes. Arabic numeral minute rail track at outer rim. Perpetual calendar indicating Date at 9, day of week at 11, month at 7, moon phase indication and leap-year cycle indication, astronomical clock at 3 o'clock positions, power reserve indicator on back. Correctors: Day, month and moon phase. Screw down crown(position located below 6 o'clock), settings in 3 positions. 1800 Vickers hardness with double anti-reflective treatment Sapphire crystal, transparent caseback. Black leather strap with White Gold sport type ardillon Buckle. Water resistant to 20 Meters / 60 feet. Display signed "De Bethune ", Caseback inscribe & numbered, Movement signed…Very Rare-Limited Edition... De Bethune.."The dial of the De Bethune DB26 watch catches the glance by the highly original sapphire hands outlined by hand-blued steel. The hands boast ideal transparency, so , no matter what is the position of the hands, all the indications featured by the dial are absolutely easy-to-read, including the date, the day and the month. The zest of the dial is the De Bethune spherical moon that rotates on its own axis and precisely shows the Moon phases. The “moon” is created with two parts, one steel and the other platinum, and is manually flame-blued. Right next to the moon, you will notice a tiny round window indicating the years of the leap-year cycle. The original blued steel indexes point to the month and the day in the separate windows in the.. Perpetual calendar - watch will correctly adjust for short and long months as well as 28/29 days of February once every 4 years"... Movement... Mechanical hand-wound movement Calibre DB2005, 25-jewels performs 28,800 vibrations per hour, incorporates all the latest technological achievements of the brand. The 339-part movement is fitted with a self-adjusting double spring barrel. The spring barrels’ special design allows to eliminate friction and to transmit the maximum energy amount in the most efficient way and provides a 5-day(120hour) power reserve presented on the case back of the watch...The movements are also entirely hand assembled"....