Jacob & Co. AS910.30.BD.BD.A Astronomia Solar Men's Hand Wind Watch

18kt white gold case with a red leather strap. Fixed 18kt white gold bezel. Transparent dial with n/a hour markers. Dial Type: Analog. Jacob & Co. Calibre JCAM19 hand wind movement. Scratch resistant sapphire crystal. Transparent see through case back. Round case shape, case size: 44 mm. Buckle clasp. Water resistant at 30 meters / 100 feet. Functions: tourbillon, hour, minute, second. Additional Info: original box, international warranty card, manual (complete accessories). Astronomia Solar Series. Luxury watch style. Watch label: Swiss Made. Jacob Co. Astronomia Solar Tourbillon Hand Wind Mens Watch AS910.30.BD.BD.A.